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A block of massm= 20g is attached to one...

A block of mass`m= 20g` is attached to one end of an inextensible thread passing over two frictionless and massless pulleys as shown in figure. The spring constant of the spring is `2 N //m`. Suppose the blockis pulled downward and released .

The natural frequency of oscialltion of system is Hz

A

`(1)/(2pi)`

B

`(5)/(2pi)`

C

`(3)/(pi)`

D

`(3)/(2pi)`

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Knowledge Check

  • A block of mass m is attached at the end of an inextensible string which is wound over a rough pulley of mass M and radius R figure a. Assume the stirng does not slide over the pulley. Find the acceleration of the block when released.

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