A. What i the wave speed on the string? B thermal energy of the gas, STT 12.3 What is the ratio of TF/TI for this process? D 200 Hz \hspace{2.1cm} e. a, b, and c c thermal energy, STT chapter 11 beginning D the number of molecules in a gas, A A the rms of speed of the gas atom C. It is not a violation of the second law of thermodynamics because of the the second law does not apply to refrigerators. The lowest frequency that makes a resonance is 20 HZ. C F amy < f zach, MCQ 15.20 Denver, colorado has an oldies station that calls itself " kool 105" this means that they broadcast radio waves at a frequency of 105 MHz. A 23 Degrees The total distance travelled, in this case, is \ (20\) miles. C 2.40 X 10^ 9 S B + - D. B - A-c the B A C P er's on CI D. 1.4 KG, 12.34 STT .1 A ball of weight 200 N is suspended from two cables, one horizontal and one at 60 Degree angle, as shown. Express your answer using three significant figures. the new frequency of the oscillation when the car bounces on the springs is Comment In symbols the magnitude of P Q is written as | P Q | . C 0.0 cm 2.16 Figure 2.16 shows the position graph of a car traveling on a straight road. C. Steam has a higher specific heat than water B. B 14 S D 40 m/s, 16.26 Suppose you pluck a string on a guitar that produces A at a frequency of 440 hz. B. 3400, 10,200hz, 16.25 The frequency of the lowest standing-wave mode on a 1.0 m long string is 20 hz. Suppose that they decide to describe their station by its wave length in meters instead of by frequency, what name would they use now? b 5.0 kg As dave pushed, Thomas speeds up. The tmp of the gas and the volume of the container are both increased. 3.23 A ball is thrown at an initial angle of 37 Degrees and initial velocity reaches a max. BBcode Guide 200 times its wave length. C southwest B An airplane braking to a stop after landing List all that apply C 74 m The final state of the system is what is the theoretical minimum amount of electric energy necessary to pump 1.0 J of energy of the freezer compartment? B f1=f2 All angle measures fall between 0 and 360. e -340 j, STT 11.3 Two samples of ideal gas, sample 1 and sample 2, have the same thermal energy. D it depends on how hard dave pushes Thomas, 4.29 Figure 4.29 shows block A sitting on top of block B. . A the fundamental frequency of your vocal cords has changed equation in which the left-hand and right-hand sides are vectors. C 4.4 S Equal to 35 PSI D all have traveled the same distance, 2.21 which of the three drag racers in question 20has the greatest acceleration at t=0? Examples. C 21 S D decreasing the temp of the kitchen, STT 11.7 Which of the following processes foes not involve a change in entropy? B. .87 J B. O t B + o - t O B - - O + of 1 Submit Request Answer t Provide Feedback Two vectors appear as in . The frequency of the other is 16.20 At t=1.5 s what is the value of y at x=10 cm A 1.67 X10^12 S What is the mass of the second block? c 1.0 s d 10s B t1=t2 e 30s, 14.25 A ball with a mass of M oscillates on a spring with spring constant K=200 N/m. A 80 hz What is the amplitude of the oscillation? STT 15.1 Spectators at a sporting event do the wave as shown in the photo on the preceding page. A 13.8 M/S A A+B+C B B+A-C . Weekly Subscription $2.49 USD per week unt STT 14.3 The graphs in the table above apply to pendulum motions as well as the motion of a mass on a spring. at a higher temperature the rod lengthens. A kinetic energy C a sprinter starting a race This is because C. .13 J A .35 hz A p+q A Less than 35 PSI A Goes from 0 M/S to 10 M/s in 5.0 S c 1.0 hz 100 S we call this time t=0. depth of penetration of ultrasound at a frequency of 5.0 MHZ? C the frequency is inversely proportional to the period, so a shorter period implies a higher frequency. D there is a kinetic friction directed down the slope C The specific heat of water is equal to that of steam With what initial speed must a ball be thrown straight up to reach the same max. 12.31 A gas is compressed by an adiabatic process that decreases its volume by a factor of 2. Express your answer to three significant figures and include the appropriate units. F. Richter invented it in 1934. Her final position. Of course, finding the transform is a challenge. C 120 hz e.g. What is the mass of water? Ch 11.29 - A person is walking on level ground at constant speed. D it moves away from you until t=2s it then reverses direction and moves toward you, but doesn't reach you. A upward, upward D 2.0 M Which of the following motino diagrams illustrates this motion? B to the right What are the two possibilities for its x Increase v0 above 30 m/s B 16 cm Cause you to underestimate the specific heat. 12.33 A cup of water is heated with a heating coil that delivers 100W of heat. (b) The orthogonal projection A of vector A onto the direction of vector B. STT 1.6 Using the information in figure 1.23 what is the distance to the nearest CM in the triangle at the right? A 5.0 M , relative to the water, should the swimmer have? what is the magnitude of the bird's displacement? B 384 hz Assume that the fish is located very close to the surface of the pond and spits the water at an angle 60 arrow_forward SEE MORE QUESTIONS Recommended textbooks for you arrow_back_ios arrow_forward_ios What is the angle between the net displacement vectors for the two birds? B. A. A A the rms of speed of the gas atom C decreasing the tmp inside the fridge A linear combination of vectors~a and~b is an expression of the form ~a+ ~b. C 4 m/s^2 This means that C Decrease TH c 200 j B neon B up the ramp and then down the ramp The mass of P is larger than the mass of Q. Suppose a styrofoam ball is shot straight down with an initial speed of 30 m/s which velocity graph is correct? How is the largest magnitude? Express your answer to three significant figures and include the appropriate units. C A basketball is dropped from 2 m and bounces until it comes to rest B the frequencies of the harmonics of your vocal cords has changed Express the time in terms of v0, , and g. Find H, the maximum height attained by the projectile.Express your answer in terms of v0, , and g. Find the total distance R (often called the range) traveled in the x direction; see the figure in the problem introduction.Express the range in terms of v0, , and g. To swim directly from A to B, what speed us D 90 degrees, 1.25 A woman walks briskly at 2.0 m/s how much wile will it take her to walk one mile? Sample 1 has twice the as many atoms as sample 2. Ignore air resistance. B very loud, high-frequency sound B thermal energy of the gas A move your hand up and down more quickly as you generate the wave Using an input reference voltage of 2.5V2.5 \mathrm{~V}2.5V, determine the smallest incremental output voltage step. The position vector has an initial point at (0, 0) and is identified by its terminal point a, b . Vector b has a magnitude of 4.0 m and is directed 35 West of North. The driver apples brakes and the car slows down at ax=-4.0 m/s^2 what is the stopping distance? Magnitude and Direction of Vectors Magnitude of a Vector The magnitude of a vector P Q is the distance between the initial point P and the end point Q . D. The energy used is the same for both segments, the power while running is greater. which wave has the highest frequency? A 12 S B. C 1.5 n B. b .89 kg B B+A-c A+B+c of the D. B - A - c C A-B+c Into the er $ on Discussion You must be signed in to discuss. D height 1m base 3, STT 3.6 The water in a river flows downstream at 3.0 M/s. P = M/V. B B+A-C. 3.19 Two vectors appear as in figure 3.19. c. By recycling elements. If Vx = 7.40 units and Vy = -7.60 units, determine the magnitude of V . A student ignites the engine in a car, and the car accelerates. The scalar product of a vector with itself is the square of its magnitude: A2 A A = AAcos0 = A2. A the force of dave of Thomas is larger than the force of Thomas on dave C .5 mm Video Transcript Vector shown and figure 3.2. B. B. It results in a vector that is perpendicular to both vectors. at what time will the pendulum E 2 mm STT 1 What is the length of the hypotenuse of this triangle? Vector B represents the second leg, a displacement of 34.0 m in a direction 63.0 north of east. The cars are light- most of the weight comes from the rocket engine- and friction and drag are very small. Enter your answers using three significant figures separated by a comma. C What is the position of the mass at T = 30 B equal to 1.0 hz Which statement is true? B First have its maximum speed C Infrared has a longer wavelength and lower frequency than ultraviolet B decrease the temp of the ring and the rod, A increase the temp of the ring and the rod, STT 12.5 In figure 12.22 by comparing the slope of the graph during the time of liquid water is warming to the slope as steam is warming, we can say that B n=800 n It decreases to one-half its initial value. The Vector product of two vectors, a and b, is denoted by a b. Which of the following must be true about the tension in the angled cable? imagine kit homes reviews nz; . D >1 kg, STT 12.7 1 kg of lead at 100 Degrees Celsius is dropped into a container holding 1 kg of water at ) degrees C. Once the lead and water reach thermal EQ , the final temp is which combination of vectors has the largest magnitude. STT 16.2 A standing wave is se t up on a string. D. The second law of thermo dynamics applies in this situation, but it is not violated because the energy did not spontaneously go from cold to hot. C both forces have the same magnitude 16.19 Notes on Business Combination; Quiz 1 - IFC Check; Ch.1 Test Bank - Gould's Ch. c 5.44 hz what is the speed of the wave? A 1.3 S That is, the x component of its velocity, vx The only way that you an transfer heat to the environment is by Which statements are not valid for a projectile? What are vector magnitude and direction? C the clock will run slow; the dial will be behind the actual time, 14.7 Rank in order from largest to smallest the time constants TA to TD of the decay of the figures. See Answer. The net force points directly to the left. B B+A-C. 3.19 Two vectors appear as in figure 3.19. C. The frequency would stay the same. Express the distance numerically in meters. At T=1s what is the displacement y of the string at x=7cm? C both use the same efficiency, 1.27 A rectangle has a length of 3.24 M and height of .532 m. To the correct number of sig figs is the area? A or B? She throws ball 1 straight up in the air and, at the same instant, releases her grip on ball 2, letting it drop over the side of the building. . Click hereto get an answer to your question Vector vec a has a magnitude of 5.0 m and is directed east. Which of the following changes would increase the range of the ball shown in the original figure? C.The total kinetic energy of the air is decreasing and the average kinetic energy of the molecules is decreasing. This solves the problem, because the eigenvalues of the matrix are the diagonal values in , and the eigenvectors are the column vectors of . B 2.39 hz . O t B + o - t O B - - O + of 1 Submit Request Answer t Provide Feedback
A crane 1 D. Water at a temperature between 50C and 100C B B+A-C. 3.19 Two vectors appear as in figure 3.19. B. Several British earthquakes took place over the space of just three weeks. f there is not enough information to decide, STT 12.4 An aluminum ring is tight around a solid iron rod, if we want to loosen the ring to remove it from around the rod, we should C 7.5m Figure 3.31 Vector A has magnitude 53.0 m and direction 20.0 north of the x-axis. We say that the transform ``diagonalizes'' the matrix. largest a +c > a +b = a +d > f +c = d > a +e smallest superdome katrina pictures; rituales de magia blanca; homemade wrinkle remover; facial motion capture open source; . The first law of thermodynamics D -Q-P, 3.20 The gas pedal in a car is sometimes referred to as the " accelerator" which other controls on the vehicle can be used to produce acceleration? Assuming the x component is known to be positive, specify the magnitude of the vector which, if you add it to the original one, would give a resultant vector that is 80.0 units long and points entirely in the x Which two vectors, when subtracted (i.e., when one vector is subtracted from the other), will have the largest magnitude? D. .11 J, STT before chapter 12 Express your answer to two significant figures and include the appropriate units. B a ball rolls up a ramp, decreasing in speed as it rolls higher is a diagonal matrix . b 607 hz B 90 m C 1.6 M/S Express your answer using two significant figures. if the pilot takes no corrective action. A or B? at its highest point, its gravitational potential energy has increased by 70 J. A 10 m/s A wooden toy hangs from a spring, when you pull it down and release it, it reaches the highest point of its motion after 1 s. What is the frequency of its oscillation? C. 60 MJ Polygon Law of Vectors. STT 1.4 Jane starts from her house to take a stroll in her neighborhood. You can ignore the gravitational interaction between the planets. STT 14.4 the figures show four identical oscillators at different points in their motion. C. The third beaker 10 CM what other properties of the gas necessarily change( more than one answer might be correct) Problem 1. which combination of vectors has the largest magnitudeguilford county jail mugshots. Vector A represents the first leg of a walk in which a person walks 53.0 m in a direction 20.0 north of east. A loud music with a mix of different frequencies To find the resultant vector's magnitude, use the pythagorean theorem. A .29 mm Assume they are equal intervals of time in between both videos, STT 1.2 Three motion diagrams are shown. A. C 3.772 M Gas 2 STT 1.7 P and Q are two vectors of equal length but different directions. STT beginning chapter 16 a 170 HZ wave in air has a wavelength of 2.0 m. The frequency is now 340 HZ what is the new wavelength? B there is a kinetic friction force directed up the slope Which two vectors, when added, will have the largest (positive) x component? The scale on all the graphs are the same, STT 15 beginning of the chapter (a) methane, CH4(g)\mathrm{CH}_{4}(g)CH4(g). E 30dB component? The direction of the drag force is Planet orbits with period t1. 14.5 Four mass-- spring systems have masses and spring constants shown here. C 6.73 J ______ an instrument for measuring atmospheric pressure. Express your answer in meters per second. (a) The angle between the two vectors. C 5.50 X 10^9 Kg/M^3 The calculator just is defined by (-pi) and (pi), that means its just defined for the first and the fourth quadrant. C. Increases by a factor of 2. A the clock will fun fast; the dial will be ahead of the actual time b 2.5 cm Figure 2.27 The scalar product of two vectors. A. The groove forms a long, narrow tube when the fish places its tongue against it and propels drops of water along the tube by compressing its gill covers. What is the acceleration of this second object? You then deduce the specific heat of a penny by measuring the temperature change of water. Rank in order from largest to smallest, the horizontal forces of P,Q and H What can you say about this? Hence, the y component of its velocity, vy .Express tH in terms of v0, , and g (the magnitude of the acceleration due to gravity). Suppose $\lambda a + \mu b = c$. A 1700 hz, 3400 hz A 8.3 min Which is a dust particle settling to the floor at constant speed, which is a ball dropped from the roof of a building and which is a descending rocket slowing to make a soft landing on mars? A Increasing the temperature inside the fridge B Betty A vector is a directed line segment with an initial point and a terminal point. Express your answer to three significant figures and include the appropriate units. D 30.0 Min, STT 11.1 crane 1 uses 10 kj of energy to lift a 50 kg box to the roof of the building. -20 m 30 Given Required Equation Solution Final Answer. B. B 1m B> Cause you to overestimate the specific heat d -200 j A inverse Tan ( CX/CY) Finding a linear combination of a linear combination of vectors. b+3000 J Approx. C. It stays the same E 30 cm a conduction 11.35 An electric power plant uses energy from burning coal to generate steam at 450 Degrees Celsius. Given what you learned in figure 4.12 , what can you say about the friction force acting on the frog? STT 15.4 Three waves travel to the right with the same speed. 11. C f1>f2. D -30 m/s O A - B + c O B+ - o O A + B + c OB-A-C Submit Heavest Answer Figure 1 of 1 Provide feedback 100 | C This problem has been solved! B The normal force, acting upward C 56 degrees D 4.5 cm A 6.0 M B The frequency will stay the same E there is a static friction directed down the slope, STT 4.3 A boy is using a rope to pull a sled to the right. Comment ehaab over 9 years ago Largest vector using the available combinations = A + B = 7 units. B 6.o m B .350 m B upward, downward A 5 m/s D 160 m Which of the models below has twice the frequency of the original wave? STT 4.1 two of the three forces exerted on an object are shown. Find the maximum height above the cliff top reached by the projectile. d -2000J b less What is the fundamental frequency of this tube? Express your answer in meters. Two vectors have magnitudes of 10 and 15. what type of found is most likely to have produced this particular pattern of damage? C 3400, 6800 hz What energy transformation is taking place? Express your answer to three significant figures and include the appropriate units. D downward. Science Physics Q&A Library Which combination of the vectors shown in (Figure 1) has the largest magnitude? A 300 m What is the boats speed of relativity to the riverbank/ funny tradie interview. Measurements for one seal showed that it dived straight down from such an opening reaching a depth of .30 km in a time of 5.0 minutes. We are used to describing vectors in component form. B B+A-C Question . STT 16.8 You hear three beats per second when two sound tones are generated. The positions of the dots for T>or equal to 16 S are offset for clarity. A northeast A .35 m/s How far from the basket was the player if he made a basket? A 1.72 M A an ice skater gliding across the ice 1 Test Bank; Hesi fundamentals v1 questions with answers and rationales . D. Increases by a factor of 2 d 1.5 s E the car's velocity at position 3? A to the left A 3.7 m B. Which combination points directly to the left? [Hint: First draw a diagram.] cancer-causing products we use everyday; alberta ammonites for sale. At what angle to the horizontal did the ball enter the basket? The subject of norms comes up on many occasions in the . e-3000J, STT 12.1 Which of the system contains more atoms- 5 mol of helium( a=4) or 1 mol of neon? Starting from rest, after what distance will this smaller plane reach its takeoff speed? A blender does 5000 J of work on the food in its bowl. A there is no friction force A. A 2.0 s What will the next resonance be after this? c n<800 n. STT 5.5 Rank in order from largest to smallest, the size of the friction forces Fa to Fe in the five different situations ( one or more frictions could be zero). Which of the following statements is true? See Answer 2C Suppose this experiment were done on the moon, where the free fall acceleration is approx. By removing heavy metals. A always down the ramp Between these two points, the glowing tube spells out DONUTS. D 1mm resultant force has the largest magnitude when the angle between the forces is A) 20. Is this a transverse of a longitudinal wave? Hot Network Questions Projectile motion refers to the motion of unpowered objects (called projectiles) such as balls or stones moving near the surface of the earth under the influence of the earth's gravity alone. To calculate the magnitude of force vectors, you use the components along with Pythagoras' theorem. Adapt the information in figure 2.25 to determine which of the following velocity graphs best represents the motion of the elevator? A greater than 384 To the nearest 5m, how far will the ball travel? book of business salesforce; business terms and definitions; below the positive x-axis. STT 2 A bicycle is moving to the left with increasing speed. This spitting ability is enabled by the presence of a groove in the roof of the mouth of the archerfish. F loosen the string to decrease the tension. A <50 C which combination of vectors has the largest magnitude . B 440 hz the projectile is in the air. Which of the following would help decrease the speed with which the package hits the ground? Determine the direction of V 29 A gas is compressed by an isotherm process that decreases its volume by a factor of 2. in this process, the pressure A football is kicked at ground level with a speed of 18.2 m/s at an angle of 35.6 to the horizontal.How much later does it hit the ground? A infrared has a longer wavelength and higher frequency than ultraviolet D 20 M/s, STT 3.2 The figure shows a car rounding a corner. Approximately how long will it take to heat the water from 20 C to 80C? Six vectors (a through f ) have the magnitudes and directions indicated in the figure. a-4.5 cm If a second ball were dropped from rest from height ymax, how long would it take to reach the ground? STT 2.5 A particle moves with the velocity-versus-time graph shown here. B .7 s B the specific heat of water is smaller than that of steam If this speed were increased by just 5.0%, how much longer would the jump be? O - P 0 - - O P + OP-7 Submit Request Answer Figure 1 of 1 > Provide Feedback P . Which is the correct free body diagram for this situation? A 4.0 m green fragrance notes; linak bed remote hc10bl manual; sims 4 law and disorder mod; Related articles; north wildwood noise ordinance A constant force, F is exerted on block B, causing block B to accelerate to the right. B M= 6 .80 m Vectors: these are such quantities that can be fully described by both a magnitude and a direction. STT 16.4 A standing wave on a string is shown. The initial speed of the cannon ball is 3.89 m/s At which labeled instant is the speed of the car the greatest? ST 4.2 A frog is resting on a slope. B 240 J Part of the graphical technique is retained, because vectors are still represented by arrows for easy visualization. above the surface was the insect? Which of the graphs is the correct history graph? c + 7000 J F the car's acceleration at position 3? It is moving upward at a steady speed. d 24 cm, STT 14.1 two oscillating systems have periods t1 and t2, with t1< t2. 3.21 A car travels at a constant speed along the curved path shown from above in figure Q3.21 Five possible vectors are also shown in the figure. A 100 g mass is hung from the spring, stretching it to 12 cm. A F Q on H = H on Q= F Pon Q= F Q on P What are (c) the magnitude and (d) the direction of vec b - vec a (e) Draw a vector diagram for each combination. These engines provide a nearly constant thrust force. B 2g But sometimes u must calculated the tangent of the second or third quadrant in radiussss (or degrees) and to do that and you must sum or subtract pi or 2*pi ( 180 or 360). 90 MJ Which crane is more efficient? you walk some distance away so that the intensity level decreases by a factor of 100. what is the sound intensity now? Ignoring air resistance , what will be the velocity Vy of the rock when it falls back into the volcano's crater? The archerfish successfully shoots down the resting insect by spitting water drops at the same angle 60 above the surface and with the same initial speed v as before. C. Increases by a factor of 2 D. The total kinetic energy of the air is decreasing and the average kinetic energy of the molecules is increasing. The energy used and the power are the same for both. . STT 2.3 Which velocity- versus time graph goes with the position versus- time graph on the left? C. The frequency would stay the same. wreck in west monroe, la today. As we define the ground as the origin, the position of the rock is _____ and the velocity of the rock is _____, 1.20 Which of the following motions could be described by the motion diagram of figure 1.20? which combination of vectors has the largest magnitude. In which direction does the object accelerate? a 70 db b 60 dB As the swan slides, the direction of the acceleration is D the sun shines on a black surface and warms it, B a ball rolls up a ramp, decreasing in speed as it rolls higher. A. a 1.0 cm C 900 M d .5 hz. d 5.50 X 10^12 Kg/M^3. 23 a sinusoidal wave traveling on a string has a period of .20 s a wave length of 32 cm and an amplitude of 3 com. What are the largest and smallest possible values for the magnitude of the resultant vector R=A+B? B. (A=20?) C 0 The orientation represents the direction or angle of the vector. The additional force necessary to bring . D, 1.26 Computer 3.24 M + .532 M to the correct number of Significant figures Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. 12.30 The thermal energy of a container of helium gas is halved. Rank from largest to smallest. Eventually it will converge to the largest eigenvector, and the gain in norm for a single step is the associated eigenvalue. vector of a unit magnitude that specifies direction; has no physical unit. Find the component of the longer vector along the line of the. b 47 m C the pressure of the gas Rank from largest to smallest. A andy unfortunately you didn't realize that you dropped one penny on the floor while transferring them to the water. Question: Part A Which combination of the vectors shown in (Figure 1) has the largest magnitude? Block A rides on block B without slipping. 36 Suppose the 600 W of radiation emitted in a microwave oven is absorbed by 250 g of water in a very light weight by 250 G of water in a very light weight cup. In other words, norms are a class of functions that enable us to quantify the magnitude of a vector. Refer to the graph from the book See Answer Question: 20. An object undergoing projectile motion moves vertically with a constant downward acceleration whose magnitude, denoted by g A helium The airplane flies horizontally with constant speed of 402 km/hour at an altitude of 925 m . A .10 Hz A t1>t2 $2\lambda + 3\mu = 4$. A p+q B P-Q . C 150 Hz 3.22 A ball is fired from a cannon point 1 and lands the trajectory shown in figure 3.22. (An orthogonal matrix is one whose transpose is its inverse: .) The car and the truck are moving to the right and are speeding up. But, it is actually possible to talk about linear combinations of anything as long as you understand the main idea of a linear combination: (scalar)(something 1) + (scalar)(something 2) + (scalar)(something 3) These "somethings" could be "everyday" variables like \\(x\\) and A 39 m E 16 m/s^2. d evaporation, 12.27 A tire is inflated to a gauge pressure of 35 PSI. B What is the amplitude of the oscillation? B velocity stays the same Water is transferred to the skin as steam condenses. When an archerfish is hunting, its body shape allows it to swim very close to the water surface and look upward without creating a disturbance. A The ball's velocity at position 2? A projectile is shot from the edge of a cliff 115 m above ground level with an initial speed of v0 = 48 m/s at an angle of 35.0 with the horizontal, as shown in the figure (Figure 1). B approx. ( is denoting linear span, here.) The rock is moving upward, but it is slowing down. 0 m 34. A. The vector v has a magnitude of 3 and makes an angle of 30 = 6 with the positive x-axis. There may be more than one correct answer; if so, give all that are correct. A+C, A+B, A+D, A+E, F+C, D A+B>F+C=D>A+D>A+E=A+C Rank the vector combinations on the basis of their angle, measured counterclockwise from the positive x axis.