A small ball of mass `m` having charge `q` is suspended by a string of length `L`. Another identical ball having the same charge is kept at the point of suspension. Determine the minimum horizontal velocity which should be imparted to ball at lowest point so that it can make complete revolution.

A small ball if mass 2 xx 10^(-3) Kg having a charges of 1 mu C is suspended by a string of length 0. 8 m Another identical ball having the same charge is kept at the point of suspension . Determine the minimum horizontal velocity which should be imparted to the lower ball so tht it can make complete revolution .

A small ball if mass 2 xx 10^(-3) Kg having a charges of 1 mu C is suspended by a string of length 0. 8 m Another identical ball having the same charge is kept at the point of suspension . Determine the minimum horizontal velocity which should be imparted to the lower ball so that it can make complete revolution .

A small ball of mass 2 xx 10^-3 kg, having a charge 1 mu C, is suspended by a string of length 0.8 m. Another identical ball having the same charge is kept at the point of suspension. Determine the minimum horizontal velocity that should be imparted to the lower ball so that it can make a complete revolution.

A small ball of mass 2 xx 10^(-3) kg having a charge of 1 muC is suspended by a string of length 0.8 m. Another identical ball having the same charge is kept at the point of suspension. Determine the miniumum horizontal velocity which should be imparted to the lower ball, so that it can make complete revolution.

A small ball of mass 2 xx 10^-3 kg , having a charge 1 mu C , is suspended by a string of length 0.8 m . Another identical ball having the same charge is kept at the point of suspension. Determine the minimum horizontal velocity that should be imparted to the lower ball so that it can make a complete revolution.

A small ball of mass 2 xx 10^-3 kg , having a charge 1 mu C , is suspended by a string of length 0.8 m . Another identical ball having the same charge is kept at the point of suspension. Determine the minimum horizontal velocity that should be imparted to the lower ball so that it can make a complete revolution.

A ball of mass 1 g having a charge of 20 mu C is tied to one end of a string of length 0.9 m can rotate in a vertically plane in a uniform electric minimum horizontal velocity that must be given to the ball at the lowest position so that is complete the verticle circle is (let g= 10 ms^(-1))

A sphere is suspended by a thread of length l. What minimum horizontal velocity has to be imparted to the ball for it to reach the height of the suspension?