Question

A ball of mass 50 g tied to the end of a 50 cm inextensible string is whirled around in a vertical circle. Find the tension in the string when the ball is at the top of the circle. Take g=10m s2
bobpursley
tension=mv^2/r-mg So you have to know the velocity, tension depends on the velocity.

Related Questions

a metal ball tied to the end of a string 1.8 m long is whirled in a horizontal circle at 4 m/s. what... A metal ball tied to the end of a string 1.8 m long is whirled in a horizontal circle at 4 m/s. What... A uniform metal ball (mass m) is tied to the end of a string (massless, length L). The other end of...