Home
Class 12
PHYSICS
Four charges equal to-Q are placed at th...

Four charges equal to-Q are placed at the four corners of a square and a charge q is at its centre. If the system is in equilibrium the value of q is

A

`(Q)/(2)(1+2sqrt(2))`

B

`(-Q)/(4)(1+2sqrt(2))`

C

`(Q)/(4)(1+2sqrt(2))`

D

`(-Q)/(2)(1+2sqrt(2))`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

Four point charges are placed at the corners of a square of side l. Calculate potential at the centre of square.

Four positive charges (2sqrt2-1)Q are arranged at the four corners of a square. Another charge q is placed at the centre of the square. Resulting force acting on each corner charge is zero if q is

Four identical charges each .q. are placed at four corners of a square of side .a.. Find the charge to be placed at the centre of the square so that the system of charges is in equilibrium

A charge Q is placed at each corner of a cube of side a. The potential at the centre of the cube is

Four equal charges are kept fixed on the vertices of a square of side 'a'. A charge q_1 is kept at the centre of the square as shown in the figure . Then

Four equal charges Q are placed at the four corners of a square of each side is 'a'. Work done in removing a charge -Q from its centre to infinity is

Four identical point charges q are placed at four corners of a square of side a. Find the potential energy of the charge system. .

Four charges of same magnitude q are placed at four corners of a square of side a . The value electric potential at the centre of the souare will be (where k = (1)/(4 pi epsilon_(0)) )

Three charges, each equal to q, are placed at the three. corners of a square of side a . Find the electric field at. the fourth corner.

Three charges, each equal to q, are placed at the three. corners of a square of side a . Find the electric field at. the fourth corner.