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Grade 11Electrostatics

A hollow metal sphere of radius 5 cms is charged such that the potential on its surface is 10 volts. The potential at the centre of the sphere is

(a) zero
(b) 10 volts
(c) same as at a point 5 cms away from the surface
(d)same as at a point 25 cms away from the surface

Radhika Batra

12 Years agoGrade 11

3 Answers

Kevin Nash

12 Years ago

Hello Student,

Please find the answer to your question

(b) The potential it the surface of a hollow or conducting sphere is same as the potential at the centre of .the

Sphere and any point inside the sphere.

Thanks
Kevin Nash
askIITians Faculty

Gopal kumar

7 Years ago

V(inside)=KQ/R =V(surface)

So as per the formula the potential at inside surface will be equal to the outside surface so the net potential equals 10 volts.

Rishi Sharma

5 Years ago

Dear Student,
Please find below the solution to your problem.

The potential it the surface of a hollow or conducting sphere is same as the potential at the centre of the sphere and any point inside the sphere.

Thanks and Regards

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