Rotational Momentum and Impulse Example & comparision with Newtons Second Law for Rotation
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- čas přidán 22. 11. 2020
- A CD is 12 cm in diameter is starting to spin to play its first track. It takes 3 seconds to reach the operating speed of 2000rpm. The rotational inertia is 2.5e-5 kg*m^2. What is the torque needed to cause this angular acceleration. Use rotational momentum and impulse concepts.
