1.

An angle theta through which a pulley turns with time 't' is completed by theta = t^(2) + 3t - 5 sq. cms / min Then the angular velocity for t = 5 sec.

Answer»

`5^(E )//SEC`
`13^(e ) //sec`
`23^(e )//sec`
`35^(e )//sec`

ANSWER :B


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