Questions
A wheel of moment of inertia and radius R is rotating about its axis at an angular speed A small fragment of mass m breaks off from its rim. Find the final angular velocity of the wheel.
detailed solution
Correct option is B
Ι−mR2ω+mωR2=Ιω0⇒ ω=ω0Talk to our academic expert!
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A body of mass 3 kg is under a force which causes a displacement in it, given by s =t2 / 3 (in m). Find the work done by the force in 2 second
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