A system has two charges `q_A= 2.5 xx 10^-7C` and `q_B= -2.5 xx 10^-7C` located at polnts A: (0, 0, -15 cm) and B: (0, 0, +15 cm), re-spectively. What are the total charge and electric dipole moment of the sys-tem?

Two charges 5 xx 10^-8C and -3 xx 10^-8C are located 16 cm apart. At what point(s) on the line Joining the two charges is the electric potential zero? Take the potential at infinity to be zero.

Four point charges q_A= +5 muC, q_B = -5 muC, q_C = +5 muC, and q_D=-5muC are located at the corners of a square ABCD of side 10 cm. What is the force on a charge of 1 muC placed at the centre of the square?

Draw x and y axis and mark the points A(2,0), B(5,0) and C(7,3).

A dipole consists of 2 charges +10 mu C and -10 mu C separated by a certain distance. Let they be located at x = 6.0 cm, y = 0 and x = -6.0 cm and y = 0 respectively. Calculate the field strength at a point x = 0, y = 8 cm.

Two point charges q_(1) = 2 mu C and q_(2) = 1 mu C are placed at distances b = 1 cm and a = 2 cm from the origin on the Y and X axes as shown. The electric field vector at point P(a, b) will subtend an angle theta with X axis is given by

A box encloses an electric dipole consisting of charges 5 mu c and -5 mu c and of length 10 cm. The total electric flux through the box is

What is the different between the following. (i) 2.5 xx 10^3 g and 2.50 xx 10^3g (ii) 160 cm and 160.0cm

At a point due to a point charge, the value of electric field intensity and potential are 32 NC^(-1) and 16 JC^(-1) respectively. The magnitude of charge and distance from the charge from the point of observation are.....(a)8.89 × 10 − 10 C, 0.5 m (b)8.89 × 10 − 10 C, 2m (c)2 × 4.6 × 10 − 10 C (d)5 × 4.6 × 10 − 10 C