The electric potential at a point, due to a positive charge of 100 µC distance of 9m, is (a) 10^4 V (b) 10^6 V (c) 10^5 V (d) 10^7 V

The potential at a point due to charge of 5xx10^(-7)C located 10 cm away is

Obtain an expression for electric potential .V due to a point charge .Q at a distance r.

A spherical shell of radius 10 cm is carrying a charge q. If the electric potential at distances 5 cm, 10 cm and 15 cm from the centre of the spherical shell is V_(1), V_(2) and V_(3) respectively, then

The electric potential V is givne as a function of distance x (metre) by V = (5 x^(2) + 10x - 9) volt. Value of electric field at x = 1 is

The electric potential V is givne as a function of distance x (metre) by V = (5 x^(2) + 10x - 9) volt. Value of electric field at x = 1 is

Two points A and B located in diametrically opposite directions of a point charge of +2 muC at distances 2.0 m and 1.0 m respectively from it. Determine the potential difference V_(A)-V_(B)

The magnetic potential at a point on the axial line of a bar magnet of dipole moment M is V. What is the magnetic potential due to a bar magnet of dipole moment M4 at the same point ? A. 4V B. 2V C. V/2 D. V/4

Find the change in electric potential energy , Delta U as a charge of (a) 2.20 xx 10^(-6) C. (b) - 1.10 xx 10^(-6) C moves from a point A to a point given that the change in electric potential between these points is DeltaV= V_(B) -V_(A) = 24.0 V

The electric potential V is given as a function of distance x (metre) by V = (6x^(2) + 10 x - 9) volt. Find magnitude of electric field (in V/m) at x= 4.

In the following circuits, PN - junction diodes D_(1),D_(2) and D_(3) are ideal for the following potential of A and B, the correct increasing order of resistance between A and B will be (i) -10V, -5V (ii) -5V, -10V (iii) -4V, -12V