A solid sphere and a hollow sphere are rotating with the same mass and radius. They are rotating with the same torque. Why does the hollow sphere accelerate differently using the concept of rotational inertia.

Q: The disk spinning in the figure experiences a constant angular acceleration of 20 rad/s2. What is…

A: Concept: To Determine the overall acceleration of point B we will use the Kinematic equation of…

Q: A disk, initially rotating at 112 rad/s, is slowed down with a constant angular acceleration of…

A:

Q: A machine part rotates at an angular speed of 0.70 rad/s; its speed is then increased to 3.1 rad/s…

A:

Q: translational kinetic energy, and what fraction of the kinetic energy is rotational kinetic energy?…

A: m = 2.4 kg r = 0.62 m w = 58 rpm

Q: A disk, initially rotating at 141 rad/s, is slowed down with a constant angular acceleration of…

A: Given data :- initial angular velocity ω0 = 141 rad/sangular acceleration   α = -2.90 rad/s2 (∵ ω is…

Q: A hollow spherical shell is rolling along the floor. What is the ratio of its total kinetic energy…

A: Linear velocity of sphere is v=rω

Q: An object that is initially at rest begins to rotate under a constant angular acceleration of 1.67…

A: Given:object is inititally at rest, ωo= 0 rad/sacceleration is, α = 1.67 rad/s2total angular…

Q: A disk, initially rotating at 136 rad/s, is slowed down with a constant angular acceleration of…

A:

Q: A wheel which is initially at rest starts to turn with a constant angular acceleration. After 3…

A:

Q: A ladybug sits at the outer edge of a merry- go-round, and a gentleman bug sits halfway between her…

A: The relation between the angular velocity and the time period is  ω = 2πT Where, T is the period.

Q: A section of hollow pipe and a solid cylinder have the same radius and mass. The length of the solid…

A:

Q: A disk of mass M and radius R rotates with an angular speed w about an axis through its center, an…

A:

Q: A wheel rotates about a fixed axis with an initial angular velocity of 26 rad/s. During a 7-s…

A: We know the initial and final angular velocity according to this problem. Now we can apply the…

Q: What constant angular acceleration is required to reduce an object's angular velocity from 35.9…

A:

Q: object whose moment of inertia is 4.40 kgm^2 is rotating with angular velocity 0.25 rad/s. It then…

A:

Q: A CD spins at a constant angular velocity of 5.0 revolutions per second clockwise. Which of the…

A:

Q: A disk, initially rotating at 124 rad/s, is slowed down with a constant angular acceleration of…

A:

Q: To stretch pizza dough into a perfect shape a chef throws the dough spinning around its symmetry…

A:

Q: A medium disk is moving initially with a rotational speed of 30 rads per second and a final…

A: Given: The initial angular speed is 30 rad/s. The final angular speed is 80 rad/s. The acceleration…

Q: A disk, initially rotating at 123 rad/s, is slowed down with a constant angular acceleration of…

A: Given Initial angular velocity  ωo    = 123 rad/s Acceleration of magnitude α = -4.86 rad/s2 Final…

Q: A rigid object is initially at rest and set into rotational motion under a constant angular…

A:

Q: The second question: a wheel rotates from rest with uniform angular acceleration, and its speed…

A:

Q: And ice dancer with her arm stretch out, starts into a spin with an angular velocity of 1.8 rad/S…

A: Given data: The initial angular velocity is ω1=1.8 rad/s The initial moment of inertia is I1=2.41…

Q: A truck wheel with radius R= 500 cm has an initial angular velocity of 12 rad/s, and is slowing down…

A: The final angular velocity is zero. The wheel is decelerating. Let, R=500 cm=5.0 mωi=12 rad/sωf=0…

Q: You have two identical-looking metal spheres of the same size and the same mass. One is solid; the…

A:

Q: You have two cylinders, both of mass m and radius r. One cylinder is solid and the other is hollow.…

A: Given that they both are rotting with same angular speed ωand rotational kinetic energy is given…

Q: Rotational kinetic energy: A uniform solid sphere of mass M and radius R rotates with an angular…

A:

Q: A Ferris wheel is rotating at a rate of 1 rad/s.  The operator accelerates the ride at a rate of 2…

A: Note: as per Bartleby's rule, only one question should be answered. So submit other questions…

Q: A medical saw is rotating at a constant rate of 15 revolutions per second. Calculate its angular…

A: Given data:   Angular speed (ω) = 15 revolution per second Required: Angular speed in rad/s

Q: An object that is initially at rest begins to rotate under a constant angular acceleration of 2.01…

A: The angular acceleration of an object α=2.01 rad/s2. The angular displacement of the object θ=240…

Q: A machine part rotates at an angular speed of 0.02 rad/s; its speed is then increased to 3.3 rad/s…

A:

Q: A playground carousel is rotating counterclockwise about its center on frictionless bearings. A…

A: To find the final angular speed of the carousel after the person climbs aboard, we need to apply the…

Q: Suppose an ice skater is spinning at an angular speed 20 rad/s with her arms stretched out. She then…

A:

Q: A disk, initially rotating at 143 rad/s, is slowed down with a constant angular acceleration of…

A: Given data:  Initial angular velocity (ω0) = 143 rad/s Acceleration (a) = -2.70 rad/s2 Final angular…

Q: A solid sphere with a radius of 0.38 and a mass 0.29 is set to rotate about its center. After a time…

A: Rotational Kinetic energy, Angular acceleration,

Q: A solid sphere with a radius of 0.37 and a mass 0.32 is set to rotate about its center. After a time…

A:

Q: *58. Go A dragster starts from rest and accelerates down a track. Each tire has a radius of 0.320 m…

A: Radius, r = 0.320 m Linear displacement, d = 384 m Angular speed, ω=288 rad/s

Q: A wheel which is initially at rest starts to turn with a constant angular acceleration. After 3…

A:

Q: A wheel with a 15 cm radius rotating at 3 rad/s begins to speed up. After 5 seconds have passed, the…

A: Radius of the wheelInitial angular speed Time intervalNumber of complete rotation

Q: A wheel, starting from rest, has a constant angular acceleration of 0.5 rad/s2. In a 2.9-s interval,…

A: Angular acceleration is Angular displacement is Time is Initial angular velocity is Find:Time for…