
Figure shows tracks of three charged particles in a uniform electrostatic field. Give the signs of the three charges. Which particle has the highest charge to mass ratio?

Suppose that a particle is attracted towards the positive plate: what must the charge on it be?

Important Questions on Electric Charges and Field
Figure shows tracks of three charged particles in a uniform electrostatic field. Give the signs of the three charges. Which particle has the highest charge to mass ratio?
Suppose, two particles have identical curved trajectories. Which of the following are necessarily true?

Figure shows tracks of three charged particles in a uniform electrostatic field. Give the signs of the three charges. Which particle has the highest charge to mass ratio?
You are given the initial velocity of a beam particle and the length of the capacitor . What other measurement would enable one to find ?

Figure shows three different patterns of electric field lines. In each pattern, a proton is released from rest at point and then accelerated towards the point by the electric field. Rank the patterns according to the linear momentum of the proton when it reaches , greatest first.



Four point charges are placed at the four corners of a square in the two ways (i) and (ii) as shown in Fig. Will the electric field at the centre of the square, be the same or different in the two configurations and why?

Four point charges are placed at the four corners of a square in the two ways (i) and (ii) as shown in Fig. Will the electric potential, at the centre of the square, be the same or different in the two configurations and why?

Three chargesand are placed at the vertices of an equilateral triangle. What is the dipole moment of the system?
