A wheel having radius 10cm is coupled by a belt to another wheel of radius 30cm. 1^(st) wheel increases its angular speed from rest at a uniform rate of 1.57 rads^(-2). The time for 2^(nd) wheel to reach a rotational speed of 100 rev/min is....(assume that the belt does not slip)

A wheel having radius 10cm is coupled by a belt to another wheel of ra

1.	A wheel having radius 10cm is coupled by a belt to another wheel of radius 30cm. 1^(st) wheel increases its angular speed from rest at a uniform rate of 1.57 rads^(-2). The time for 2^(nd) wheel to reach a rotational speed of 100 rev/min is....(assume that the belt does not slip)
Answer» 20 sec 10 sec 1.5 sec 15 sec Answer :A