A uniform metal road of length L and Mass M is roattaing with angular speed omega about axis passing through one of the ends and perpendicular to the rod.If the temperature increases by t celsius ,then the fractional change in angukar speed is (linear exapnsivity of rod isα)1)1/2αt2)2αt/1+2αt3)2αt4)(1+2αt)5)(1/2αt )+1
A uniform metal road of length L and Mass M is roattaing with angular speed omega about axis passing through one of the ends and perpendicular to the rod.If the temperature increases by t celsius ,then the fractional change in angukar speed is (linear exapnsivity of rod isα)
1)1/2αt
2)2αt/1+2αt
3)2αt
4)(1+2αt)
5)(1/2αt )+1