# Electrostatics-Electric Potential (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 9 - 11 of 25

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## Question number: 9

» Electrostatics » Electric Potential

MCQ▾

### Question

A particle A has charge +q and a particle B has charge +4q with each of them having the same mass m. When allowed to fall from rest through the same electric potential difference, the ratio of their speed will become

### Choices

Choice (4) Response

a.

1: 2

b.

4: 1

c.

2: 1

d.

1: 4

## Question number: 10

» Electrostatics » Electric Potential

MCQ▾

### Question

A charge (-q) and another charge (+Q) are kept at two points A and B respectively. Keeping the charge (+Q) fixed at B, the charge (-q) at A is moved to another point C such that ABC forms an equilateral triangle of side l. The net work done by electrostatic field in moving the charge (-q)

### Choices

Choice (4) Response

a.

b.

Zero

c.

d.

## Question number: 11

» Electrostatics » Electric Potential

MCQ▾

### Question

For spherical symmetrical charge distribution, variation of electric potential with distance from center is given in and ,

Then which option are correct:

(1) Total charge within 2R 0 is q

(2) Total electrostatic energy for is non-zero.

(3) At electric potential is discontinuous

(4) There will be no charge anywhere except at

Select the correct answers and mark it according to the following codes:

### Choices

Choice (4) Response

a.

1 and 3

b.

1,2 and 4

c.

2 and 4

d.

1 and 2

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