[" A small ball of mass "m" and charge "+q" tied with a strin "],[" under gravity and a uniform horizontal electric field "],[" minimum for:- "]

A small ball of masss m and charge +q tied with a string of length l, rotating in a veticle circle under gravity and a uniform horizontal electric field E as shown. The tension in the string will be minimum for

A small ball of masss m and charge +q tied with a string of length l, rotating in a veticle circle under gravity and a uniform horizontal electric field E as shown. The tension in the string will be minimum for

A particle of mass m and charge q is thrown in the vertical direction with a velocity v_(0) in a uniform horizontal electric field E . Assuming the gravity force to be negligible ,the equation of the path followed by the particle will be

A pendulum bob of mass m charge q is at rest with its string making an angle theta with the vertical in a uniform horizontal electric field E. The tension in the string in

A pendulum bob of mass m charge q is at rest with its string making an angle theta with the vertical in a uniform horizontal electric field E. The tension in the string in

A pendulum bob of mass m , carrying a charge q is at rest with its string making an angle theta with the vertical in a uniform horizontal electric field E. the tension in the string is

A mass m carrying a charge q si suspended form a string and placed in a uniform horizontal electric field of intensity E .The angel made by the string with the vertical in the equilibrium position is

A ball of mass m having a charge q is released from rest in a region where a horizontal electric field E exists. (a) Find the resultant force acting on the ball. (b) Find the trajectory followed by the ball.