A playground merry-go-round has a mass of 120 kg and a radius of 1. m1 = 135 kg m2 = 21 kg ωi = 0. 270 rev/s. She then moves to the center of the merry-go-round. 1) A playground merry-go-round has a mass of 120 kg and a radius of 1. 500 rev/s. 0 kg child use to hold on to the merry-go-round to keep from being slung off? That is, what centripetal force must the child's grasp provide?Physics questions and answers. 80 m and it is rotating with an angular velocity of 0. 330 rev/s. The merry-go-round shown is initially at rest, has a radius R = 1. 450 rev/s. 0-kg child gets onto it by grabbing its outer edge? A playground merry-go-round with a mass of 140 kg and a radius of 2. The angular momentum before and after the child gets onto the merry-go. 9 m radius, 120 kg playground merry-go-round (which initially has an angular velocity of 0. How many revolutions around the merry-go-round must the child make in. 3 m A What is the magnitude of its angular velocity, in radians per second, after a 23 kg child gets onto it by grabbing its outer edge?A playground merry-go-round has a mass of 120 kg and a radius of 1. University Physics Volume 1. (a) Calculate the rotational kinetic energy (in J) in the merry-go-round plus child when they have an angular. Individual results may vary. What is its angular veloc. From the conservation of angular momentum, we can write the following expression: A playground merry-go-round with a radius of 1. 500 rev/s. What is its angular velocity (in rev/s) after a 27. Science Physics A playground merry–go–round has a mass of 132 kg and a radius of 1. 500 rev/s. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. 0 − kg child gets onto it by grabbing its. 0 rev/min about a frictionless, vertical axle. Unlock. 1 m What is the magnitude of its angular velocity, in radians per second, after a 18 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 2. A 1. A playground merry-go-round has 120 kg, 1. rev/sA playground merry-go-round has a mass of 120 kg and a radius of 1. 0 kg child gets o; A playground merry-go-round has a mass of 120 kg and a radius of 1. This is College Physics Answers with Shaun Dychko. 0 kg chils gets onto it by grabbing the outter edge? The child is initially at rest. 13. The merry-go-round is initially at rest, has a radius of 1. A playground merry-go-round has a mass of 120 kg and a radius of 1. MY NOTES PRACTICE ANOTHER A playground merry-go-round has a mass of 120 kg and a radius of 1. 0-kg child gets onto the. 58 or 2. A 1. 46 rev/s. 4 m/s, and jumps on. 80 m and it is rotating with an angular velocity of 0. In a playground there is a merry go round of mass 120 kg and radius 4 m. 0rad/s E. 1 meters, and a mass M= 286 kg. Question: A 1. The platform. 12. 300 rev/s. 500 rev/s. A 1. 040. 500 rev/s. A person of mass 80 kg is standing at the rim when the merry-go-round is spinning at the rate of 2. Its radius of gyration is $91. If the merry-go-round is initially at rest, what is the angular velocity after the boy jumps on? A playground merry-go-round has a mass of 120 kg and a radius of 1. 80 m and it is rotating with an angular velocity of 0. A 1. A circular disk of radius 2. What is its angular velocity (in rev/s) after a 23. 0-kg merry-go-round, which has a 1. A 1. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 0 rev/min about a frictionless, vertical axle. A child of mass $44. (Radius of gyration k is defined by the expression I=Mk2. What is the angular velocity after a 22. 80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. What is its angular velocity (in rev/s) after a 16. 500 rev/s. Initially the child is outside the merry-go-round and is not moving. (10\%) Problem 12: A merry-go-round is a playground ride that consists of a large disk mounted to that it can freely rotate in a horizontal plane. 500 rev/s. 550 rev/s. How many revolutions around the merry-go-round must the child make in order for the merry-go-round to make one full revolution? A playground merry-go-round has a mass of 120 kg and a radius of 1. 3 kg sits on the edge of a merry-go-round with radius 2. 80 m and it is rotating with an angular velocity of 0. At this time, the merry-go-round (and children) had moment of inertia 170 kg-m? and rotational speed 4. What is its angular velocity (in rev/s) after a 20. What is its angular velocity (in rev/s) after a 28. rev/s Additional Materials Reading Tutorial SubmitA playground merry-go-round has a mass of 120 kg and a radius of 1. 20 m and it is rotating with an angular velocity of 3. 4 m is rotating with an angular frequency of 0. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. What is its angular velocity after a 22. playground merry-go-round with a mass of 135 kg and a radius of 1. What is its angular velocity after a 27. In a playground, there is a small merry-go-round of radius 1. 7 m is rotating with an angular frequency of 0. part b) Three children are riding on the edge of a merry-go-round that is 162 kg, has a 1. 48 rev/s. What is its angular velocity (in rev/s) after a 24. 00-m aluminum ladder (mass 10. 80-m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. 80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. What is its angular velocity(rev/s)after a 22. 80 m and it is rotating with an angular velocity of 0. A playground merry-go-round has a mass of 120 kg and a radius of 1. 300 rev/s. What is its angular velocity, in rev/s, after a 35. What is its angular velocity after a 22. What is its angular velocity after a 22. Individual results may vary. The merry-go-round is initially at rest, has a radius R = 1. 00 m has a moment of inertia I = 250 kg · m 2 and is rotating at 10. A playground merry-go-round with a radius of 1. ----- rev/sA playground merry-go-round has a mass of 120 kg and a radius of 1. 600 rev/s. A 1. What was the angular velocity in rad/s before the child got onto the platform?A playground merry-go-round has a mass of 120 kg and a radius of 1. 40 m and it is rotating with an angular velocity of 0. 480 rev/s. A playground merry-go-round has a mass of 120 kg and a radius of 1. 5 m/s, and. mi= 140 kg m2 = 18 kg Qi= 0. 11. Randomized Variables m = 130 kg m2 = 21 kg w; = 0. A playground merry-go-round has a mass of 120 kg and a radius of 1. A playground merry-go-round has a mass of 120 kg and a radius. 80 m/s along a path that is tangent to the rim of the initially stationary merry-go-round and then jumps on. 60 m and it is rotating with an angular velocity of 0. What is its angular velocity (in rev/s) after a 27. 250 rev/s. 500 rev/s. 3 m. 80 m and it is rotating with an angular velocity of 0. 400 rev/s. What is its angular velocity after a 22. 5 rad/s, and then two children, each of mass 25 kg, jump onto the edge of the merry-go-round. 48 rev/s r = 1. A 1. A small boy of mass m = 47 kg runs tangentially to the merry-go-round at a speed of v = 2. 58 rev/s r = 1. 0 m from its center. 500 r e v / s 0. what is its angular velocity, in rev/s, after a 18kg child gets onto it by grabbing its outer edge? the child is initially at rest. What is its angular velocity after a 28. A 40. (17\%) Problem 5: A playground merry-go-round with a mass of 120 kg and a radius of 2. 80 m and it is rotating with an angular velocity of. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. 80 m and it is rotating with an angular velocity of 0. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 0kg child gets onto it by grabbing its outer edge? The child is initially at rest. 500 rev/s. A playground merry-go-round has a mass of 120 k g 120 \mathrm{~kg} 120 kg and a radius of 1. 0-kg merry-go-round, which has a 1. The merry-go-round is a solid disk, and the moment of inertia is 1/2. John runs tangent to the merry-go- round at 5. 5 kg child gets onto it by grabbing its outer edge? The child is initially at rest. Randomized Variables mi = 145 kg m2 = 27 kg 0); = 0. A child is holding on at the outer edge. 430 rev/s. 6 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. A playground merry-go-round has a mass of 120 kg and a radius of 1. Tries 0/10A playground merry-go-round with a mass of 120 kg and a radius of 1. 500 rev/s. Initially the child is outside the merry-go-round and is not moving. in radians per second, after a 18 kg child gets onto it by grabbing its outer edge? The child. What is the angular velocity after a 22. 80 m and it is rotating with an angular velocity of 0. The person then walks towards the axis of the merry go round and stops when he is 0. 550 rev/s. 80 m and it is rotating with an angular velocity of 0. 23 x Initially the child is outside the merry-go-round and is not moving. 80 m and it is rotating with an angular velocity of 0. 550 rev/s. A girl of mass 55 kg rides at the very edge while it spins at a rate of 1. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. Individual results may vary. A playground merry-go-round has a mass of 130 kg and a radius of 2. Respondent base (n=745) among approximately 144,000 invites. What is its angular velocity, in rev/s, after a 22. 80-m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. Neglect friction between the bearings and the shaft of the merry-go-round. Physics. A playground merry-go-round has a mass of 120 k g 120 \mathrm{~kg} 120 kg and a radius of 1. 80 m and it is rotating with an angular velocity of 0. 0-\mathrm{kg} 22. 0-kg child (who is initially at rest) gets onto it by grabbing its outer edge? (You can approximate the child as a point mass). Transcribed image text: A playground merry-goround has a mass of 120 kg and a rodius of 1. 5 m / s, and jumps on. 00 m has a moment of inertia I = 250 kg m2 and is rotating at 10. A child of mass 54. Sarah sees a playground merry-go-round platform that has a radius of 3. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 50-m. What is its angular velocity, in rev/s, after a 28. 0 m and jumps on. part a) A playground merry-go-round has a mass of 120 kg and it is rotating with an angular velocity of 0. A 1. What is the angular velocity after a 22. A 28. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. The child catches a ball of mass 1. 80 m and it is rotating with an angular velocity of 0. 0. 300 rev / s. 80 m and it is rotating with an angular velocity of 0. 63 m and mass 155 kg rotates freely with an angular speed of 0, 641 rev/s. Randomized Variables mi- 105 kg m2- 19 kg 0. radius of the merry-go-round, r = 1. An ultracentrifuge accelerates from rest to 103,000rpm in 2. What is its angular velocity, in rev/s, after a 38. 8m . 500 rev/s. Facing the axle, a 25. 0 kg child is riding a playground merry-go-round that is rotating at 40. 550 rev/s. 5-kg child gets onto it by grabbing its outer edge? The child is initially at rest. The answer for the acceleration is above. 0-m radius playground merry-go-round with a moment of inertia of 2000 kg · m2 is rotating freely with an angular speed of 1. 58 rev/s. 600 rev/s. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 20 mathrm{~m}$ and mass $200 mathrm{~kg}$. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. A playground merry-go-round has a mass of 120 kg and a radius of 1. What is its angular velocity (in rev/s) after a 23. 5 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 0 m from the central axis. 11, or 1. 450 rev/s. What is its angular velocity (in rev/s) after a 22. initial angular velocity of merry - go round ci= 0'500 her sec 0 Of be the final angular speed of the mery go sound Assume the merry go round as solid disk , therefore , a moment of inertia of the disk is Iman = 1 MR 2 = 1 x1 20 * 1 . an angular velocity of 0. Calculate the angular acceleration produced (a) when no one is on the merry-go-round and (b) when an 18. 0-kg child gets onto it by grabbing its outer edge? The child is initially at resta playground merry-go-round has a mass of 120 kg and a radius of 1. 48 rev/s r = 1. and is rotating at a rate of ω = 9Transcribed image text: (10%) Problem 10: A merry-go-round is a playground ride that consists of a large disk mounted to that it can freely rotate in a horizontal plane. Video Transcript. Question: Question 4 (2 points) A playground merry-go-round has a mass of 120 kg and a radius of 1. 69 Incorrect: Your answer is incorrect. rev/s 6. 903 kgm2. Survey respondents (up to 500,000 respondents total) were entered into a drawing to win 1 of 10 $500 e-gift cards. 500 rev/s. 550 rev/s. . Determine its angular velocity, in rev/s, after a 21. The system has a moment of inertia of 84. 0 m/s. 310 rev/s. 400 rev/s. 450 rev/s. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. From the conservation of angular momentum, we can write the following expression: A playground merry-go-round with a radius of 1. Find step-by-step Physics solutions and your answer to the following textbook question: A playground merry-go-round has a mass of $120~ ext{kg}$ and it is rotating with an angular velocity of $0. What is its angular velocity (in rev/s) after a 28. 80 m radius playground merry-go-round has a mass of 120. The propeller can be approximated by a single rod rotating about its center of mass. A playground merry-go-round has a mass of 120 kg and a radius of 1. 0*10 3 kgm 2 about a vertical axis passing through the center of mass. 2) Three children are riding on the edge of a merry-go-round that is 122 kg, has a 1. How many revolutions around the merry-go-round must the child make in. What is its angular velocity after a 22. part b) A playground merry-go-round has a radius of 1. Physics questions and answers. What is its angular velocity after a 22. What is its angular velocity after a 22. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. 450 rev/s. (11\%) Problem 9: A merry-go-round is a playground ride that consists of a large disk mounted to that it can freely rotate in a horizontal plane. 42 rev/s. 0-kg child gets onto it by g; A playground merry-go-round has a mass of 120 kg and a radius of 1. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. 5 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 50 m radius. The merry-go. She is moving tangent to the platform when she jumps and she lands right on the edge. John runs tangent to the merry- go-round at 5. 600 rev/s. 600 rev/s. 0 m has a moment of inertia I = 250 kg⋅m^2 and is rotating at 10 rpm (revolutions per minute). 20 m and mass 150 kg. Neglect friction and find the angular velocity of the merry go round and child (a) 0. 48 rev/s. 4 kg · m². 80 m has a moment of inertia I = 230 kg · m 2 and is rotating at 9. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. What is its angular velocity after a 22. 80 m and it is rotating with an angular - brainly. Final answer. 2 rpm. 44 rev/s. 500 rev / s. Calculate the angular acceleration produced (a) when no one is on the merry-go-round and (b) when an 18. A playground merry-go-round with a radius of 1. A playground merry-go-round has a mass of 120 kg and a radius of 1. What is its angular velocity (in rev/s) after a 24. 1 rad/s. 48 revis Randomized Variables m = 130 kg y = 26 kg ; = 0. 54) A 0. 350 rev/s. m. 80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. Consider a father pushing a child on a playground merry-go-round. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. Randomized Variables mj=110 kgm2=24 kgf1=0. What is its angular velocity (in rev/s) after a 21. 80 m and it is rotating with an angular velocity of 0. 550rev/s. 0 rev/s?Transcribed Image Text: Several children were playing on a merry-go-round at a playground. What is its angular velocity, in rev/s, after a 28. What is its angular velocity after a 25. What is its angular velocity after a 22. 1 m What is the magnitude of its angular velocity, in radians per second, after a 19 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 40 m and it is rotating with an angular velocity of 0. 80 m and it is rotating with. 0-kg child hops onto the merry-go-round and manages to sit down on the edge. 400 rev / s. 58 rev/s r = 1. l meters, and a mass M = 286 kg. m = 120 kg m2 = 17 kg w; = 0. The merry-go-round is initially at rest, has a radius of 1. 80 m and it is rotating with an angular velocity of 0. A child with a mass of 25 kg gets on and walks around the edge of the merry-go-round. What is its angular velocity (in rev/s) after a 19. 5 kg child gets onto it by grabbing its outer edge? The child is initially at rest. Transcribed Image Text: Problem 5: A merry-go-round at an amusement park consists of an outer ring of horses and an inner ring of elephants. A playground merry-go-round has a mass of 120 kg and a radius of 1. 17), the Parliament tower clock in London, has hour and minute hands with lengths of 2. 80 m and it is rotating with an angular velocity of 0. 550 rev/s. A 1. Engineers Academy. What is its angular velocity (in rev/s) after a 26. 6 s. 00-kg child gets onto it by grabbing its outer edge? the child is initially at restQuestion: (6%) Problem 18: A playground merry-go-round with a mass of 115 kg and a radius of 1. A playground merry-go-round has a mass of 120 kg and a radius of 1. A 2 m radius playground merry-go-round has a rotating mass of 120 kg and is rotating with an angular velocity of 0. 450 rev/s. 4 m is rotating with an angular frequency of 0. 58 rev/s. You may ignore the size of the child. 80 m and it is rotating with an angular velocity of 0. 500 r e v / s 0. 4rad/s 18. 00 m from its center?39 A playground merry go round has a mass of 120 kg and a radius of 180 m and it from PHYS 201 at University of South Carolina. 0 kg. What is its angular velocity (in rev/s) after a 24. A. A small boy of mass 47 kg runs tangentially to the merry-go-round at a speed of 1. What is its angular velocity after a 22. . 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. What is its angular velocity after a 22. The merry-go-round shown is initially at rest, has a radius R = 1. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. 4 m is rotating with a frequency of 0. The merry-go-round shown is initially at rest, has a radius R = 1. 80 m and it is rotating with an angular velocity of 0. What is its angular velocity (in rev/s) after a 21. 41 m/s jumps onto its rim and holds on. 18th Edition. 500 rev / s.