A merry-go-round, made of ring-like platform of radius R and mass M is revolving with angular speed omega. A person of mass M is standing on it. At one instant, the person jumps off the round, radially away from the centre of the round (as seen from the round). The speed of the round of afterward is ............

A merry-go-round, made of ring-like platform of radius R and mass M is

1.	A merry-go-round, made of ring-like platform of radius R and mass M is revolving with angular speed omega. A person of mass M is standing on it. At one instant, the person jumps off the round, radially away from the centre of the round (as seen from the round). The speed of the round of afterward is ............
Answer» <html><body><p>`2omega`<br/>`omega`<br/>`(omega)/(2)`<br/>0</p>Solution :`I_(<a href="https://interviewquestions.tuteehub.com/tag/1-256655" style="font-weight:bold;" target="_blank" title="Click to know more about 1">1</a>)=MR^(2)+MR^(2)=2MR^(2)` (Before) <br/> `omega_(1)=omega` <br/> `I_(2)=MR^(2)+0=MR^(2)` (after) <br/> Now, `I_(1)omega_(1)=I_(2)omega_(2)` <br/> `<a href="https://interviewquestions.tuteehub.com/tag/therefore-706901" style="font-weight:bold;" target="_blank" title="Click to know more about THEREFORE">THEREFORE</a> omega_(2)=(I_(1)omega_(1))/(I_(2))` <br/> `therefore omega_(2)=2omega`</body></html>