A string is warapped around a cylinder o...

A string is warapped around a cylinder of mass m and radius r. The string is also connected to a block of same mass m with the help of another pulley as shown in figure. The angular acceleration of the cylinder is ( friction is sufficient for rolling ) ( all pulleys are ideal)

`2Mg//3`

`Mg//2`

`Mg//3`

`Mg//6`

Text Solution

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The correct Answer is:

Equation of motion
`T=Mg-Ma=Mg-2/3Mg=1/3Mg`

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