Home
Class 12
PHYSICS
A point charge is surrounded symmetrical...

A point charge is surrounded symmetrically by six identical charges at distance `r` as shown in the figure How much work is done by the froces of electrostatic repulsion when the point charge at the centre is removed to infinity ?

A

Zero

B

`6q^(2)//4pi epsilon r`

C

`q^(2)//4pi epsilon_(0)r`

D

`12 q^(2)//4 pi epsilon_(0) r`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • ELECTRIC POTENTIAL

    CENGAGE PHYSICS|Exercise DPP 3.2|15 Videos

  • ELECTRIC POTENTIAL

    CENGAGE PHYSICS|Exercise DPP 3.3|20 Videos

  • ELECTRIC POTENTIAL

    CENGAGE PHYSICS|Exercise Integer|5 Videos

  • ELECTRIC FLUX AND GAUSS LAW

    CENGAGE PHYSICS|Exercise MCQ s|38 Videos

  • ELECTRICAL MEASURING INSTRUMENTS

    CENGAGE PHYSICS|Exercise M.C.Q|2 Videos

Similar Questions

Explore conceptually related problems

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

A point charge Q is placed at the centre of a circular wire of radius R having charge q . Find the force of electrostatic interaction between point charge and the wire.

How much work is done to carry 2 c of charge between two points having potential difference of 12V?

The work done in carrying a charge q once round a circle of radius r with a charge Q at the centre is

How much work is done in moving a charge of 5C across two points having a potential difference of 16V?

Inside a neutral hollow conducting sphere of radius X and centre C, a point charge q is placed as shown in the figure. Another point charge q_1 , is placed outside the sphere at distance d from centre. The net- electrostatic force on charge q placed at the centre is K=1/(4piepsilon_0)

How much work is done in moving a charge of 2 C across two points having a potential difference of 12 V ?

Work done by an electrostatic field in moving a given charge from one point to another …… upon the chosen.