# Electrostatics (NEET (NTA)-National Eligibility cum Entrance Test (Medical) Physics): Questions 48 - 52 of 109

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## Passage

An electric dipole (AB) consisting of two particles of equal and opposite charge and same mass is released in an electric field. In the figure field lines are without considering effect of field of dipole.

## Question number: 48 (2 of 2 Based on Passage) Show Passage

» Electrostatics » Electric Dipole

MCQ▾

### Question

Angular acceleration of the dipole, immediately after it is released

### Choices

Choice (4) Response

a.

is anticlockwise

b.

is clockwise

c.

Cannot be determined from the given information.

d.

is zero

## Question number: 49

» Electrostatics » Electric Potential

Assertion-Reason▾

### Assertion (Ꭺ)

Electric potential of earth is taken to be zero as a reference.

### Reason (Ꭱ)

The electric field produced by earth in surrounding space is zero.

### Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are false

b.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

c.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

d.

Ꭺ is false but Ꭱ is true

## Question number: 50

» Electrostatics » Electric Potential

MCQ▾

### Question

In the rectangle shown below, the two corners have charges q 1 = -5 μC and q 2 = +2.0 μC. The work done by external agent in moving a charge q = +3.0 μC slowly from B to A is

(Take l/4π 0 = 10 10 Nm 2 /C 2)

### Choices

Choice (4) Response

a.

5.5 J

b.

2.8 J

c.

3.5 J

d.

4.5 J

## Question number: 51

» Electrostatics » Electric Potential

MCQ▾

### Question

The displacement of a charge Q in the electric field . The work done is,

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

## Question number: 52

» Electrostatics » Electric Field Due to a Point Charge

MCQ▾

### Question

Electric lines of force at negative point charge are

### Choices

Choice (4) Response

a.

b.

Circular, anticlockwise

c.