9. A 5 kg uniform solid disk of radius 2 m rolls without slipping so that its center of mass velocity is 4 m/s. а. Find its angular velocity in rad/s b. Find its total kinetic energy (linear and rotational)

Physics for Scientists and Engineers, Technology Update (No access codes included)
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Chapter10: Rotation Of A Rigid Object About A Fixed Axis
Section: Chapter Questions
Problem 10.2P: A potters wheel moves uniformly from rest to an angular speed of 1.00 rev/s in 30.0 s. (a) Find its...
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s =r0
y =r@
a =ra
T = Fxr
Et = Ia
L = lö
K = }Iø³
9. A 5 kg uniform solid disk of radius 2 m rolls without slipping so that its center of mass velocity is 4
m/s.
Find its angular velocity in rad/s
а.
b. Find its total kinetic energy (linear and rotational)
10. A 5 kg uniform solid disk of radius 2 m starts at rest and rolls a distance of 10 meters dowWn an
inclined plane as shown. Using conservation of energy find the velocity of the disc after it has rolled 10
meters.
M
30
Transcribed Image Text:s =r0 y =r@ a =ra T = Fxr Et = Ia L = lö K = }Iø³ 9. A 5 kg uniform solid disk of radius 2 m rolls without slipping so that its center of mass velocity is 4 m/s. Find its angular velocity in rad/s а. b. Find its total kinetic energy (linear and rotational) 10. A 5 kg uniform solid disk of radius 2 m starts at rest and rolls a distance of 10 meters dowWn an inclined plane as shown. Using conservation of energy find the velocity of the disc after it has rolled 10 meters. M 30
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