WBJEE · Physics · Rotational Motion
A solid uniform sphere resting on a rough horizontal plane is given a horizontal impulse directed through its centre so that it starts sliding with an initial velocity \(v_{0}\). When it finally atarta rolling without shpping the speed of its centre is
- A \(\frac{2}{7} v_{0}\)
- B \(\frac{3}{7} v_{0}\)
- C \(\frac{5}{7} v_{0}\)
- D \(\frac{6}{7} v_{0}\)
Answer & Solution
Correct Answer
(C) \(\frac{5}{7} v_{0}\)
Step-by-step Solution
Detailed explanation
Let, the final velocity be V So, angular momentum will remain conserved along point of contact By conservation of angular momentum Angular momentum will remain conserved along point of contact…
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