A constant torque acting on a uniform circular wheel changes its angular momentum from A_…
Physics · JEE Main · NTA Exams — Rotational Motion
A constant torque acting on a uniform circular wheel changes its angular momentum from \(A_{0}\) to \(4 A_{0}\) in 4 seconds. The magnitude of this torque is :
- \(\frac{3 A_{0}}{4}\)
- \(A_{0}\)
- \(4 A_{0}\)
- \(12 A_{6}\)
Answer
(A) 3 A_ 0 4
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