A negative point charge placed at the point `A` is

Calculate the electric field at point P,Q for the following two cases as shown in the figure (a) A positive point charge +1 muC is placed at the origin (b) A negative point charge -2 muC is placed at the origin

A point charge Q is placed at the point O as shown in Fig. Is the potential difference (V)_(A) - V_(B)) positive, negative or zero if Q is (i) positive (ii) negative ?

A point charge Q is placed at the point O as shown in Fig. Is the potential difference (V)_(A) - V_(B)) positive, negative or zero if Q is (i) possible (ii) negative ?

A point charge Q is placed at the point O as shown in Fig. Is the potential difference (V)_(A) - V_(B)) positive, negative or zero if Q is (i) positive (ii) negative ?

A dipole of 2muC charges each, consists of the positive charge at the point P (1, -1) and the negative charge is placed at the point Q(-1, 1). The work done in displacing a charge of +1muC from point A(-3,-3) to B (4, 4) is

A dipole of 2muC charges each, consists of the positive charge at the point P (1, -1) and the negative charge is placed at the point Q(-1, 1). The work done in displacing a charge of +1muC from point A(-3,-3) to B (4, 4) is

Positive point charges are placed at the vertices of a star shape as shown in the figure. Direction of the electrostatic force on a negative point charge at the centre O of the star is