a-rotating-platform-has-a-moment-of-inertia-of-3-kgm2-and-is-initially-at-rest-a

Question

A rotating platform has a moment of inertia of 3 kg*$$m^2$$ and is initially at rest. A net torque of 6 Nm is applied. How long will it take to reach an angular velocity of 4 rad/s?

Accepted Answer

2 s

Answer

3 s

Answer

4 s

Answer

5 s

A rotating platform has a moment of inertia of 3 kg*m^2 and is initially at rest. A net torque of 6 Nm is applied. How long will it take to reach an angular velocity of 4 rad/s?