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A string of length 1 m is fixed at one end and carries a mass of 100 gm at the other end. The string makes `2//pi`revolutions per second about a vertical axis through the fixed end. The angle of inclination of the string with the vertical, and the linear velocity of the mass will respec- tively be - (in M.K.S. system)

A

`52^(@)14^('),3.16`

B

`50^(@)14^('),1.6`

C

`52^(@)14^('),1.6`

D

`50^(@)14^('),3.16`

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