Question
A circular disc of 49 kg and radius 50 cm is rotating at a speed of 120 rev/min. Calculate its K.E?
A circular disc of 49 kg and radius 50 cm is rotating at a speed of 120 rev/min. Calculate its K.E?
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Topics and outcomes this question is testing.
Rotational Kinetic Energy
Define and calculate angular displacement, angular velocity and angular acceleration.
Use equations of angular motion to solve problems involving rotational motions.