Three charged particles are collinear and are in equilibrium, then

Three charged particle sare in equilibrium under their electrostatic forces only. Then

Three charged particle sare in equilibrium under their electrostatic forces only. Then

Charges are placed at the corners of a square of side a as shown in the following figure. The charged particle placed at A is in equilibrium. The ratio (q_1)/(q_2) is

Charges are placed at the corners of a square of side a as shown in the following figure. The charged particle placed at A is in equilibrium. The ratio (q_1)/(q_2) is

A charged particle having some mass is resting in equilibrium at a height H above the center of a uniformly charged non-conducting horizontal ring of radius R . The equilibrium of the particle will be stable .

A charged particle having some mass is resting in equilibrium at a height H above the centre of a uniformly charged non-conducting horizontal ring of radius R . The equilibrium of the particle will be stable .

A charged particle having some mass is resting in equilibrium at a height H above the center of a uniformly charged non-conducting horizontal ring of radius R . The equilibrium of the particle will be stable .

A charges particles particle is kept in equilibrium in the electric field between the plates of millikan oil drop experiment. If the direction of the electric field between the plates is reversed, then calculate acceleration of the charged particle.

A charges particles particle is kept in equilibrium in the electric field between the plates of millikan oil drop experiment. If the direction of the electric field between the plates is reversed, then calculate acceleration of the charged particle.

A charges particles particle is kept in equilibrium in the electric field between the plates of millikan oil drop experiment. If the direction of the electric field between the plates is reversed, then calculate acceleration of the charged particle.