TS EAMCET · Physics · Rotational Motion
A wheel undergoes a constant angular acceleration from time to and thereafter angular acceleration is zero. If angular velocity at is found to be then the number of revolutions made by the wheel in time interval to is
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- B
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- D
Answer & Solution
Correct Answer
(A)
Step-by-step Solution
Detailed explanation
From kinematic equations of circular motion, we have ω=ω0+αt ⇒5=0+α×2 ⇒α=2.5 rad s-2 For total angle rotated, we have θ=θ10 to 20 s+θ220 to 50 s…
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