Home
Class 12
PHYSICS
There exists a potential at a point P du...

There exists a potential at a point P due to a charge of 4 × 10 − 7 C located 9 cm away. Hence obtain the work done in bringing a charge of `2xx10^(-9)C` from infinity to the point P . Does the answer depend on the path which the charge is brought ?

Text Solution

Verified by Experts

`W=q^V=2xx10^(-9)Cxx4xx10^(4)V`
`=8xx10^(-5)J`
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise Very Short Answer Questions|10 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITANCE

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise Short Answer Questions|5 Videos

  • ELECTROMAGNETIC WAVE

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise ADDITIONAL EXERCISES|19 Videos

  • MAGNETISM AND MATTER

    VIKRAM PUBLICATION ( ANDHRA PUBLICATION)|Exercise Additional Exercises|19 Videos

Similar Questions

Explore conceptually related problems

(a) Calcualte the potential at a point P due to a charge of 4 xx 10^(-7) C located 9 cm away. (b) Hence obtain the work done in bringing a charge of 2 xx 10^(-9) C from infinity to the point P. Does the answer depend on the path along which the charge is brought?

Calculate the potential at a point P due to a charge of 4xx10^(-7)C located 9 cm away.

A charge of 8mC is located at the origin. Calculate the workdone in taking a small charge of -2xx10^-9C from a point P(0,03cm) to a point Q(0,4 cm,0) Via a point R(0,6cm,9cm) .

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

Two charges –q and +q are located at points (0, 0, –a) and (0, 0, a), respectively. (a) What is the electrostatic potential at the points (0, 0, z) and (x, y, 0) ? (b) Obtain the dependence of potential on the distance r of a point from the origin when r//a gt gt 1 . (c) How much work is done in moving a small test charge from the point (5,0,0) to (–7,0,0) along the x-axis? Does the answer change if the path of the test charge between the same points is not along the x-axis?

The point charges q_(A)=3 muC and q_(B)=-3 muC are located 20 cm apart in vaccum. If a negative test charge of magnitude 1.5xx10^(-9) C is placed at this point 'o', what is the force experienced by the test charge?

Apolythene piece rubbled with wool is found to have a negative charge 3xx10^(-7)C . Estimate the number of electrons transferred (from which to which?)