Home
Class 12
PHYSICS
The radii of two concentric spherical co...

The radii of two concentric spherical conducting shells are `r_(1) and r_(2)(gt r_(1))`. The change on the oute shell is q. The charge on the inner shell which is connected to the earth is

A

`q((r_(2))/(r_(1)))`

B

`q^(2)((r_(1))/(r_(2)))`

C

`-q(r_(1)//r_(2))`

D

`q^(2)((r_(2))/(r_(1)))`

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY|Exercise Check point 2.3|15 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY|Exercise Check point 2.4|15 Videos

  • ELECTROSTATIC POTENTIAL AND CAPACITORS

    DC PANDEY|Exercise Check point 2.1|15 Videos

  • ELECTROMAGNETIC WAVES

    DC PANDEY|Exercise Sec C|22 Videos

  • ELECTROSTATICS

    DC PANDEY|Exercise Medical entrances gallery|37 Videos

Similar Questions

Explore conceptually related problems

The capacitance of two concentric spherical shells of radii R_(1) and R_(2) (R_(2) gt R_(1)) is

There are two concentric hollow conducting spherical shells of radii r and R ( R gt r) . The charge on the outer shell is Q. What charge should be given to the inner shell, so that the potential at a point P , at a distance 2R from the common centre is zero ?

Consider two concentric spherical metal shells of radii r_(1) and r_(2) (r_(2) gt r_(1)) . If the outer shell has a charge q and the inner one is grounded, then the charge on the inner shell is

There are two concentric metal shells of radii r_(1) and r_(2) ( gt r_(1)) . If initially, the outer shell has a charge q and the inner shell is having zero charge and then inner shell is grounded. Find : (i) Charge on the inner surface of outer shell. (ii) Final charges on each sphere. (iii) Charge flown through wire in the ground.

In a system of two concentric spherical conducting shells charge q is given to both inner and outer shells as shown in figure 1.361. Inner shell is connected to earth by a switch Find the amount of heat produced when switch is closed [(5Kq^(2))/(8a)]

There are two concentric conducting spherical shells of radii 10 cm and 20 cm. The outer shell is charged to a potential of 50esu while inner shell is earthed. The charge on outer shell is