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A sphere moving with a velocity v_(0) on a smooth surface enters on a rough horizontal surface as shown in the figure Which of the following statements are true |
Answer» <html><body><p>The sphere loses translational kinetic <a href="https://interviewquestions.tuteehub.com/tag/energy-15288" style="font-weight:bold;" target="_blank" title="Click to know more about ENERGY">ENERGY</a> and gains rotational kinetic energy. <br/>The total mechanical energy of the sphere is <a href="https://interviewquestions.tuteehub.com/tag/conserved-2539138" style="font-weight:bold;" target="_blank" title="Click to know more about CONSERVED">CONSERVED</a> <br/>The angular momentum of the sphere about any point on the surface is conserved. <br/>The final velocity attained by the central of mass is `(5v_(<a href="https://interviewquestions.tuteehub.com/tag/0-251616" style="font-weight:bold;" target="_blank" title="Click to know more about 0">0</a>))/(7)` </p><a href="https://interviewquestions.tuteehub.com/tag/answer-15557" style="font-weight:bold;" target="_blank" title="Click to know more about ANSWER">ANSWER</a> :A::C</body></html> | |