A wheel which is initially at rest is subjected to a constant angular acceleration about its axis. It rotates through an angle of 15^@ in time t sec. The increase in angle through which it rotates in the next 2t sec is

A wheel which is initially at rest is subjected to a constant angular

1.	A wheel which is initially at rest is subjected to a constant angular acceleration about its axis. It rotates through an angle of 15^@ in time t sec. The increase in angle through which it rotates in the next 2t sec is
Answer» `90^(@)` `120^(@)` `30^(@)` `45^(@)` Answer :B