Multiple Choice
A gyroscope has a moment of inertia of 0.14 kg*m2 and an initial angular speed of 15 rad/s.Friction in the bearings causes its speed to reduce to zero in 30 s.What is the value of the average frictional torque?
A) 3.3 x 10-2 N*m
B) 8.1 x 10-2 N*m
C) 14 x 10-2 N*m
D) 7.0 x 10-2 N*m
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q26: A solid disk of radius R rolls
Q76: A solid cylinder (I = MR<sup>2</sup>/2)has a
Q77: A tetherball is attached to a pole
Q78: A figure skater on ice with arms
Q79: A majorette takes two batons and fastens
Q80: A disk has a moment of inertia
Q82: A turntable has a moment of inertia
Q83: A majorette takes two batons and fastens
Q85: A ventilation fan with a moment of
Q86: The quantity "moment of inertia" (in terms