A body of mass 5 kg is whirled in a vertical circle by a string 1 m long. Calculate velocity at top of the circle for just looping the vertical loop.

A body of mass 0.5 kg is whirled in a vertical circle at an angular frequency of 10 rad/s. If the radius of the circle is 0.5 m. What is the tension in the string when the body is at the top of the circle ?

A body of mass 0.6 mg kg is whirled in a vertical circle making 5 revolutions in one second . If the radius of the circle is 1.4 m , find the tension in the string , when the body is (i) at the lower most of the circle point , (ii) at the top of the circle .

A body of mass 0.4 kg is whirled in a vertical circle making 2 rev/sec. If the radius of the circle is 1.2 m, then tension in the string when the body is at the top of the circle, is

A body of mass 0.4 kg is whirled in a vertical circle making 2 rev/sec . If the radius of the circle is 2 m , then tension in the string when the body is at the top of the circle, is

A body of mass 0.5 kg is whirled in a verticle circle an angular frequancy of 10 rad //s .If the radius of the circle is 0.5 m . What is the tension in the string when the body is at the top of the circle? (Given g= 10 m//s^(2))

A body of mass 4 kg is rotating in a vertical circle at the end of a string of length 0.6 m. Calculate the difference of K.E. at the top and the bottom of the circle

A body of mass 2 kg is attached to a cord and whirled in a vertical circle of radius 2 m. The minimum speed at the bottom of the circle so that the cord will not slacken when the body rounds the top of the circle will be

One end of a string of length 1 m is tied to a body of mass 0.5 kg. It is whirled in a vertical circle with angular velocity 4 rad s^(-1) . Find the tension in the string when the body is at the lower most point of its motion. (take, g = 10 ms^(-1) )

One end of a string of length 1 m is tied to a body of mass 0.5 kg. It is whirled in a vertical circle with angular velocity 4 rad s^(-1) . Find the tension in the string when the body is at the lower most point of its motion. (take, g = 10 ms^(-1) )

A body of mass m is rotated in a vertical circle of radius R by means of light string. If the velocity of body is sqrt(gR) while it is crossing highest point of vertical circle then the tension in the string at that instant is