# EQUIPOTENTIAL SURFACE

## Quiz by ANNIE PREEMA

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6 questions
• Q1

For any charge configuration, equipotential surface through a point is _____to the electric field at that point.

a)Perpendicular

b) At 45 degrees

c) Anti-parallel.

d) Parallel

d) Parallel

a)Perpendicular

c) Anti-parallel.

b) At 45 degrees

20s
• Q2

Along the direction of electric field , potential

a)remains constant

b) increases

c) decreases

d) either decreases or increases.

a)remains constant

b) increases

c) decreases

d) either decreases or increases.

15s
• Q3

Equipotential surfaces cannot

a)be parallel

b) be spherical

c) Intersect

d) be irregularly shaped.

d) be irregularly shaped.

b) be spherical

c) Intersect

a)be parallel

15s
• Q4

The shape of equipotential surface for an infinite line charge is:

a)Coaxial cylindrical surfaces

b) Parallel plane surfaces

c) perpendicular to lines of force

c) perpendicular to lines of force

b)Parallel plane surfaces

a) Coaxial cylindrical surfaces

30s
• Q5

a) -q

b) +q

b) +q

a) -q

20s
• Q6

What is the potential at the centre of line joining the twocharges of a dipole?

a) zero

b) double

c) cannot be determined

a) zero

c) cannot be determined

b) double

20s

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