Home
Class 11
PHYSICS
On moving a charge of 20 C by 2 cm, 2 J ...

On moving a charge of 20 C by 2 cm, 2 J of work is done, then the potential differ rence between the point is :

A

`0.1 V`

B

`8 V`

C

`2 V`

D

`0.5 V`

Text Solution

Verified by Experts

The correct Answer is:
A

Work done= (charge) (P.D.)
`P.D=("Work done")/("Charge")=(2J)/(20C)=0.1 V`
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • MISCELLANEOUS

    ALLEN|Exercise Exercise-05(B)|19 Videos
  • MISCELLANEOUS

    ALLEN|Exercise MCQ s WITH ONE OR MORE THAN ONE CORRECT ANSWER|6 Videos
  • MISCELLANEOUS

    ALLEN|Exercise Exersice-04[B]|16 Videos
  • KINEMATICS (MOTION ALONG A STRAIGHT LINE AND MOTION IN A PLANE)

    ALLEN|Exercise BEGINNER S BOX-7|8 Videos
  • PHYSICAL WORLD, UNITS AND DIMENSIONS & ERRORS IN MEASUREMENT

    ALLEN|Exercise EXERCISE-IV|8 Videos

Similar Questions

Explore conceptually related problems

On moving a charge of 20 coulomb by 2cm, 2J of work is done, then the potential difference between the points is

If 4 xx 10^(20)eV energy is required to move a charge of 0.25 coulomb between two points. Then what will be the potential difference between them ?

A 5C charge experience a force of 2000 N when moved between two points separated by a distance of 2 cm in a uniform electric field. The potential difference between the two points is

In transferring 1.5 C charge through a wire, 9 J of work is needed. Find the potential difference across the wire.

A chrage of 5 C is given a displacement of 0.5 m . The work done in the process is 10 J . The potetnial difference between the two points will be

The work done in bringing a 20 coulomb charge from point A to point B for disatnce 0.2 m is 2 J . The potential difference between the two points will be (in volt)

The work done in bringing a 20 coulomb charge from point A to point B for disatnce 0.2 m is 2 J . The potential difference between the two points will be (in volt)

A combination of capacitors given is charged by a cell of emf E as shown : If it is given that V_(ab) i.e. potential difference between points a and b is 4V, then answer the given questions. Potential difference between points a and c will be:

The amount of work done in moving a charge of 5 C across two points having a potential difference of 15 Volts is equal to

A cylindrical capacitor has has two co-axial cylinders of length 20 cm and radii 2r and r, inner cylinder is gliven a charge 10 mu C and and outer cylinder a charge of - 10 mu C. the potential difference between the two cylinders will be