List of top Physics Questions on Electrostatics

Figure shows a triangular array of three point charges. The electric potential \( V \) of these source charges at the midpoint \( P \) of the base of the triangle is:

Identical charges (–q) are placed at each corner of a cube of side 'b' then electrical potential energy of charge (+q) which is placed at centre of cube will be
There are two fixed charged spheres P and Q repelling each other with a force of 16 N. A third neutral sphere is placed between the charged spheres. The new force between the spheres is _________ (assuming all the spheres are insulating)
Under electrostatic condition of a charged conductor, which among the following statements is true?

Two charges \( +4 \, \mu\text{C} \) and \( -4 \, \mu\text{C} \) are placed 2 m apart. What is the magnitude of the electric force between them? (Take \(k = 9 \times 10^9 \, \text{N.m}^2/\text{C}^2\).

If three 10 uF capacitors are connected in parallel, the net capacitance is