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.

A ball of mass 100g and having a charge of 4.9xx 10^(-5) C is released from rest in a region where a horizontal electric field of 2.0 xx 10^4 NC^(-1) exists. (a) find the resultant force acting on the ball. (b) What will be the path of the ball ? (c ) Where will the ball be at the end of 2 s?

A charged particle of mass m and charge q is released from rest in an electric field of constant magnitude E . The kinetic energy of the particle after time t is

An e^(-) of mass m is released from rest under gravity.An electric field E=(mg)/(e) is applied upwards,find the accleration of electron.?

A small point mass carrying some positive charge on it, is released from the edge of a table. There is a uniform electric field in this region in the horizontal direction. Which of the following options then correctly describe the trajectory of the mass? (Curves are drawn schematically and are not to scale).

A particle having mass m and charge q is released from the origin in a region in which electric field and megnetic field are given by vec(B) = -B_(0)hat(j) and vec(E) = vec(E)_(0)hat(k) . Find the speed of the particle as a function of its z -coordinate.

A particle having mass m and charge q is released from the origin in a region in which electric field and magnetic field are ginen by B=+B_(0)hatj and vecE=+E_(0)hati . Find the speed of the particle as a function of its X -coordinate.

A ball of mass m is projected from ground making an angle q to the horizontal. There is a horizontal wind blowing in the direction of motion of the ball. Due to wind the ball experiences a constant horizontal force of (mg)/(sqrt(3)) in direction of its motion. Find theta for which the horizontal range of the ball will be maximum.

A metal ball of radius R = 1.5 cm has a charge q = 10 muC . Find the molecules of the vector fo the resultant force acting on a charge located on one half of the ball.

A charge q moves region in a electric field E and the magnetic field B both exist, then the force on its is