A playground merry-go-round has a mass of 120 kg and a radius of 1. 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 . (17%) Problem 5: A playground merry-go-round with a mass of 130 kg and a radius of 1. The merry-go-round, which is initially at rest, has a moment of inertia of 500 kg m2. A playground merry-go-round has a mass of 120 kg and a radius of 1. radius of the merry-go-round, r = 1. 450 rev/s. A playground merry-go-round has a mass of 120 kg and a radius of 1. There are 2 steps to solve this one. Find the angular velocity of the child and merry-go-round. 80 m and it is rotating with an angular velocity of 0. The merry-go-round is a solid disk, and the moment of inertia is = 1/2 MR2. 400 rev/s. This is the same problem as 11. What is its angular velocity after a 22. 500 rev/s. 80 m and it is rotating with an angular velocity of 0. What is its angular velocity (in rev/s) after a 23. What is its angular velocity (in rev/s) after a 25. 80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. Question: A playground merry-go-round with a radius of 1. 0 kg runs at a speed of 3. Ask an expert. A playground merry-go-round has a mass of 120 k g 120 \mathrm{~kg} 120 kg and a radius of 1. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. rev/sA 1. 250 rev/s. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. Question: (10%) Problem 6: A playground merry-go-round with a mass of 120 kg and a radius of 24 m is rotating with an angular frequency of 0. 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. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 0 − k g 22. S. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. 4 revolutions per minute. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. A merry-go-round of radius R = 2. What is its angular velocity after a 33. A 28. A playground merry-go-round has 120 kg, 1. 500 rev/s. 48 rew's = 1. 46 rev/s. 2 m is rotating with a frequency of 0. A propeller consists of two blades each 3. 0. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. Randomized Variables mi- 105 kg m2- 19 kg 0. 5 kg child gets onto it by. What is the new angular speed of the merry-go-round? Expert Answer. 80 m and it is rotating with an angular velocity of 0. 5rad/s. A child of mass $44. 500 rev/s. 260 rev/s. 23 x Initially the child is outside the merry-go-round and is not moving. The merry-go-round shown is initially at rest, has a radius R = I. The propeller can be approximated by a single rod rotating about its center of mass. 1 meters, and a mass M= 286 kg. 44 rev/s. Two identical twins hold on to a rope, one at each end, on a smooth. 80 m and it is rotating with an angular velocity of 0. 0-kg child gets onto it by grabbing its outer edge? The child is initially at resta playground merry-go-round has a mass of 120 kg and a radius of 1. If the coefficient of static friction between the box and the plank is 0. 39 rad/s 4. 500 \mathrm{rev} / \mathrm{s} 0. 0-kg child gets onto it by grabbing its outer edge. 0 mathrm{~kg}$ runs at a speed of $3. what is its angular velocity, in rev/s, after a 18kg child gets onto it by grabbing its outer edge? the child is initially at rest. and is rotating at a rate of ω = 9Transcribed image text: (10%) Problem 10: A merry-go-round is a playground ride that consists of a large disk mounted to that it can freely rotate in a horizontal plane. 80 m and it is rotating with an angular velocity of 0. A 1. Randomized Variables m; = 125 kg m2 = 23 kg 00i = 0. Transcribed image text: A playground merry-goround has a mass of 120 kg and a rodius of 1. A playground merry-go-round has a mass of 130 kg and a radius of 2. 0 mathrm{~cm}$. 00 m has a moment of inertia I = 250 kg. 008. What is its angular velocity (in rev/s) after a 25. What is its angular velocity (in rev/s) after a 19. 6 m from the axis. 5 m/s and jumps on. 80 m and it is rotating with an angular velocity of 0. 18th Edition. A playground merry-go-round has a diameter of 3. 0. 80-m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. 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. Text Solution. 0 − kg child gets onto it by grabbing its. 0. 380 rev/s. 40 m and moment of inertia 2100 kg•m^2 about a vertical axle through its center, and it turns with negligible friction. A playground merry-go-round of radius R = 3. 0 m from its center. 1 m is rotating with an angular frequency of 0. The merry-go-round is a solid disk, and the moment of inertia is = 1/2 MR2. 1) A playground merry-go-round has a mass of 120 kg and a radius of 1. Three children are riding on the. A 1. What is its angular velocity after a 22. The system has a moment of inertia of 84. What is its angular velocity (in rev/s) after a 28. 0-kg merry-go-round, which has a 1. 80 m and it is rotating with an angular velocity of 0. What is its angular velocity (in rev/s) after a 19. • A 24. What is its angular velocity after a 21. A child whose mass is 25 kg jumps onto the edge of the merry-go-round, heading directly toward the center at 6. A playground merry-go-round has a mass of 120 kg and a radius of 1. 0 kg) places a 6. 52 rev/s. A playground merry-go-round with a radius of 1. onto it by grabbing its outer edge? A playground merry-go-round with a mass of 130 kg and a radius of 1. 450 rev/s. What is its angular velocity after a 22. 80 m and it is rotating with an angular velocity of 0. 0 kg child gets onto it by grabbing. A 1. What is its angular velocity (in rev/s) after. 040. 500 rev/s. A playground merry-go-round has a mass of 120 $mathrm{kg}$ and a radius of 1. A playground merry-go-round makes two complete rotations in 9. 60 m. 48 rev/s). 12. t m rodlus playground merry-go-round has a rotating mass of 120 kg and is rotating with an angular velocity of o. 0 kg child gets onto it by grabbing its outer edge? the child is initially at rest. 20 m and mass 190 kg. A playground merry-go-round has a mass of 120 kg and a radius of 1. rev/sA 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. The merry-go-round has a mass of 255 kg and is rotating at 2. Initially the child is outside the merry-go-round and is not moving. 0 m/s relative to the ground. What is its angular velocity (in rev/s) after a 21. 6 m is rotating with an angular frequency of 0. 5 kg child gets onto it by grabbing its outer edge? The child is initially at rest. Click here 👆 to get an answer to your question ️ a playground merry-go-round has a mass of 120 kg and a radius of 1. A playground merry-go-round of radius R = 2. m = 120 kg m2 = 17 kg w; = 0. 80 m and it is rotating with an angular velocity of 0. 500 rev/s. 500 rev/s. 80 m and it is rotating with an angular velocity of 0. Tutorial A 1. A 20-kg child running at 1. 80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. 0-kg child hops onto the merry-go-round and manages to sit down on the edge. An ultracentrifuge accelerates from rest to 103,000rpm in 2. part a) A playground merry-go-round has a mass of 120 kg and it is rotating with an angular velocity of 0. 10 - A student. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. What is its angular velocity after a 17. You can treat the merry-go-round as a solid disc and ignore any friction in its axle. 80 m and it is rotating with an angular velocity of 0. 0 kg child gets o; A playground merry-go-round has a mass of 120 kg and a radius of 1. 0 m has a moment of inertia I = 250 kg⋅m^2 and is rotating at 10 rpm (revolutions per minute). Survey respondents (up to 500,000 respondents total) were entered into a drawing to win 1 of 10 $500 e-gift cards. Tries 0/10 A playground merry-go-round with a mass of 120 kg and a radius of 1. What is its angular velocity(rev/s)after a 22. What is the magnitude of its angular velocity, in radians per second, after a 21 kg child gets onto it by grabbing its outer edge? The child is. 0 kg stands at a distance of 1. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 450 rev/s. The child is initially at rest. 56 rev/s r 1. A circular disk of radius 2. 2 m is rotating with a frequency of 0. 80 m and it is rotating with an angular velocity of 0. 0 cm. 80 m radius playground merry-go-round has a mass of 120. A playground merry-go-round has a mass of 120 kg and a radius of 1. 520 rev/s. 1 m is rotating with a frequency of 0. 340 rev/s. 80 m has a mass of 120 kg and is rotating with an angular speed of 0. 0rad/s E. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. part b) A playground merry-go-round has a radius of 1. Individual results may vary. 80 m 1. Two people, each of mass 60 kg, are standing right outside the edge of the merry-go-round and suddenly step onto the edge with negligible speed relative to the ground. 450 rev/s. 600 rev/s. 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. 3 kg sits on the edge of a merry-go-round with radius 2. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 44 rev/s r= 2. 80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. A child stands on the edge of a merry-go-round as shown below. The merry-go. 80 m and it is rotating with an angular velocity of 0. 330 rev/s. Randomized Variables m; = 105 kg m2 = 17 kg c= 0. A playground merry-go-round has a mass of 120 kg and a radius of 1. 400 rev/s. What's the moment of inertia of the merry-go-round/child system? Question2:On the playground merry-go round in the previous question,one child pushes it CCW with a. 2 m and mo- ment of inertia 233. What is its angular velocity (in rev/s) after a 27. A child of mass 54. A child with a mass of 25 kg gets on and walks around the edge of the merry-go-round. 0 kg child gets onto it by grabbing. A 1. 7 m is rotating with an angular frequency of 0. 1 m is rotating with an angular frequency of 0. 5 kg child gets onto it by grabbing its outer edge? The child is initially at rest. X rev/s Find step-by-step Physics solutions and your answer to the following textbook question: A playground merry-go-round has a mass of 120 kg and a radius of 1. 550 rev/s. 42 rev/s. 500 rev/s. 4-kg person running tangential to the rim of the merry-go-round at 3. Calculate the angular acceleration produced (a) when no one is on the merry-go-round and (b) when an 18. 1 m/s, and jumps on. 0~ ext{kg}$ child gets onto it by grabbing its outer edge? The child is initially. 600 rev/s. 58 rev/s. 350 rev/s. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. 80 m and it is rotating with. 60 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. (a) Calculate the rotational kinetic energy (in J) in the merry-go-round plus child when they have an. 10. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. What is its angular velocity (in rev/s) after a 28. 480 rev/s. 0-kg child gets onto the platform by grabbing its outer edge: The child was initially at rest_ After the child gets on the platform; the angular velocity is 1. 80 m and it is rotating with an angular velocity of 0. 5 kg child gets onto it by grabbing its outer edge? The child is initially at rest. What is the angular velocity after a 22. What is its angular velocity after a 22. 0 kilograms and the merry-go-round itself has a mass of 100 kilograms and it has a radius of 1. 80 m and it is rotating with an angular velocity of 0. 80 m and it is rotating with an angular velocity of 0. 0 kg child gets o; 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 of 1. What is its angular velocity after a 22. 4 m is rotating with an angular frequency of 0. 8 m. 00 m has a moment of inertia I = 250 kgm2 and is rotating at 10. Initially the child is outside the merry-go-round and is not moving. 260 rev/s. 1. She gets it rotating up to an angular velocity of 2. 1 meters, and a mass M= 286 kg. The child is initially at rest. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 80 m has a mass of 120 kg and is rotating with an angular speed of 0. 48 rev/s r = 1. 600 rev/s. View the full answer Step 2. 5 kgchild gets on the merry-go-round by stepping onto its outer edge? The child is initially at rest. What is its angular velocity, in rev/s, after a 32. 42 revis 1. 20 mathrm{~m}$ and mass $200 mathrm{~kg}$. 0 mathrm{m} 4. 2 m and mo- ment of inertia 233. Physics Physics questions and answers A playground merry-go-round has a mass of 120 kg and a radius of 1. rev/sA playground merry-go-round, initially at rest, has a diameter of 4. What is its angular velocity after a 22. A child of mass 44. Randomized Variables mj=110 kgm2=24 kgf1=0. 300 rev/s. 5 kg child gets onto it by grabbing its outer edge? The child is initially at rest. initial angular velocity, ω = 0. What is the final angular speed of the merry-go-round? You may make the following estimations: The child is a point particle; the merry-go-round is a solid disk and has an axle with negligible friction. 6 m What is the magnitude of its angular velocity, in radians per second, after a 17 kg child gets onto it by grabbing its outer edge? A playground merry-go-round has a mass of 120 kg and a radius. A 1. 80 m and it is rotating with an angular velocity of 0. 80 m and it is rotating with an angular velocity of 0. 80 m and it is rotating with an angular velocity of 0. Image transcription text. What is the magnitude of its angular velocity, in radians per second, after a 21 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 20 m and mass 150 kg. A 1. 48 revis Randomized Variables m = 130 kg y = 26 kg ; = 0. 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 after a 24. 4 m is rotating with an angular frequency of 0. (3) A 3. 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. Its radius of gyration is 91. What is its angular velocity, in rev/s, after a 31. This happens because the additional mass at the outer edge alters the moment of inertia of the system, causing a decrease in angular velocity. 5-kg child gets onto it by grabbing its outer edge? The child is initially at rest. (a) If the coefficient of static friction between you and the surface of the disk is 0. 80 m and it 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. 2) Three children are riding on the edge of a merry-go-round that is 122 kg, has a 1. A playground merry-go-round with a radius of 1. ^ Chegg survey fielded between April 23-April 25, 2021 among customers who used Chegg Study and Chegg Study Pack in Q1 2020 and Q2 2021. 0-kg child gets onto it by grabbing its outer edge? The child is initially at rest. a 60 kg student stands at rest at the edge of the platform 4. Science Physics Physics questions and answers A 1. What is its angular velocity, in rev/s, after a 28. 80 m and it is rotating with an angular velocity of 0. 6 m is rotating with a frequency of 0. Log in Join. What is its angular velocity (in rev/s) after a 28. 0 kg child gets onto it by grabbing its outer edge Ride the Merry-Go-Round A 25 kg child at a playground runs with an initial speed of 2. 2rad/s C. 500 mathrm{rev} / mathrm{s} 0. 0 kg. , Sep. Facing the axle, a 25. 0 m and a rotational inertia of 100 kg m2 is rotating at 3. What is the net torque acting on the merry-go-round about its axle? b. What is its angular velocity (in rev/s) after a 22. The child was initially at rest. A 5. (a) A 22. Angular velocity of merry-go-round = 0. 0 kg child gets onto it by grabbing its outer edge? The child is initially at rest. 39 a playground merry go round has a mass of 120 kg. 400 rev/s. Randomized Variables my - 115 kg My = 23 kg ; -0. 80 m and it is rotating with an angular velocity of 0. . playground merry-go-round with a mass of 135 kg and a radius of 1. A child whose mass is 24. 0 m in length and mass 120 kg each. What is its angular velocity after a 35. MY NOTES | ASK YOUR TEACHER A playground merry-go-round has a mass of 120 kg and a radius of 1. A 1. View Solution. 0 m from its center. 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. 80 m and it is rotating with an angular velocity of 3. 42 revis. 80 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. A small boy of mass 47 kg runs tangentially to the merry-go-round at a speed of 1. The merry-go-round shown is initially at rest, has a radius R = 1. Physics questions and answers. The student starts running clockwise around the edge of the platform and attains a speed of 2. Its radius of gyration is $91. 450 rev/s What is its angular velocity after a 34. A playground merry-go-round has a mass of 120 kg and a radius of 1. 48 rev/s. 500 rev/s. 6 m What is the magnitude of its angular velocity, in radians per second, after a 17 kg child gets onto it by grabbing its outer edge?A playground merry-go-round has a mass of 120 kg and a radius. In a playground, there is a small merry-go-round of radius 1. A 1. 50 m radius to achieve a torque of 375 N. 80 m and it is rotating with an angular velocity of 0. 80 m and it is rotating with an angular velocity of 0. 00 m/s and jumps on to its edge and hangs on. 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 20. 7 m What is the magnitude of its angular velocity, in radians per second, after a 21 kg child gets onto. 0 kg child gets o; 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. 66. What is its angular velocity, in rev/s, after a 35. 2. what is its angular velocity after a 22. 0 m rotates, starting from rest, with a constant angular acceleration of 20. A 25kg child sits on the merry-go-round 2/3's of way out from center. Final answer. 80 m radius playground merry-go-round has a mass of 120 kg and is rotating with an angular velocity of 0. A 1. Answer to 3 significant figures. 80 m and it is rotating with an angular velocity of 0. 00 m is suspended from a horizontal bar so it is free to swingA playground merry-go-round has a mass of 120 kg and a radius of 1. 80 m has a mass of 120 kg and is rotating with an angular speed of 0. 8 m and a rotational inertia of 120 kg m2 is stationary. What is its angular velocity after a 22. 0 kg child gets o; A playground merry-go-round has a mass of 120 kg and a radius of 1. 500 rev/s. 500 rev/s. He exerts a force of 250 N at the edge of the 50.