Home
Class 12
PHYSICS
A thin. Metallic spherical shell contain...

A thin. Metallic spherical shell contains s charge Q on it. A point charge q is placed at the centre of the shell and another charge `q_1` is placed outside it as shown in figure (30-Q1). All the three charges are positive. The force on the charge at the centre is

A

towards left

B

towards right

C

upward

D

zero.

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

In front of an earthed conductor a point charge +q is placed a shown in figure

A thin circular wire of radius r has a charge Q. If a point charge q is placed at the centre of the ring, then find the increase in tension in the wire.

A thin spherical conducting shell of radius R has a charge q. Another charge Q is placed at the centre of the shell. The electrostatic potential at a point P a distance R/2 from the centre of the shell is

An ellipsoidal cavity is carved within a perfect conductor. A positive charge q is placed at the centre of the cavity. The points A and B are on the cavity surface as shown in the figure. Then

If a charge q is placed at centre of cube, then flux associated with each edge is .......

Consider a neutral conducting sphere. A positive point charge is placed outside the sphere. The net charge on the sphere is then

A point charge q is placed at the centre of a cube of side length L . The electric flux emerging from the cube is……

If a point charge q is placed at the centre of a cube. What is the flux linked (a) with the cube? (b) with each face of the cube?

A metallic spherical shell has an inner radius R j and outer radius R_2 . A charge Q is placed at the centre of the spherical cavity. What will be surface charge density on (i) the inner surface, and (ii) the outer surface ?

Shown in the figure a spherical shell with an inner radius 'a' and an outer radius 'b' is made of conducting metarial. A charge +Q is placed at the centre of the spherical shell and a total charge -q s placed on the shell. Charge -q is districuted on the surfaces as :