Home
Class 12
PHYSICS
Electric charge are distributed in a sma...

Electric charge are distributed in a small volume. The flux of the electric field through a spherical surface of radius 10cm surrounding the total charge is 25 V m. The flux over a concentric sphere of radius 20 cm will be

A

25 V m

B

50 V m

C

100 V m

D

200 V m.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

A charge Q is placed at the centre of a cube. Find the flux of the electric field through the six surfaced of the cube.

Find the fluz f the electric field through a spherical surface of radius R due to a charge of 10^(-7) C at the centre and another equal charge at a point 2R away from the centre (figure ).

A capacitor of capacitance C is charged to a potential V . The flux of the electric field through a closed surface enclosing the capacitor is

A charge q is placed at the centre of the open end of a cylindrical vessel . The flux of the electric field through the surface of the vessel is

A charge q is plaed at the centre of a cubical box of side with top open. The flux of electric field through the surface of the cubical box is

A charge q is placed st the centre of a spher. Taking outward normal as positive, find the flux of the electric field through the surface of the sphere due to the enclosed charge.

Find the electric flux through each face of a hollow cube of side 10 cm, if a charge of 8.85 muC is placed at the cnetre.

A conducting sphere of radius 20 cm gives a charge of 16 mu C . The electric field at its centre will be :

The total electric flux emanating from a closed surface enclosing an alpha -particle (e- electronic charge) is

The potential at the centre of a uniformly charged circular disc of radius 3 cm is 460V. What is the total charge on the disc?