# Electromagnetic Theory-Electrostatics: Gauss's Law and Its Applications (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 1 - 3 of 13

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## Question number: 1

» Electromagnetic Theory » Electrostatics: Gauss's Law and Its Applications

Appeared in Year: 2012

MCQ▾

### Question

Three charges are located on the circumference of a circle of radius R as shown in the figure below. The two charges Q subtend an angle 900 at the centre of the circle. The charge q is symmetrically placed with respect to the charges Q. If the electric field at the centre of the circle zero, what is the magnitude of Q? (December)

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 2

» Electromagnetic Theory » Electrostatics: Gauss's Law and Its Applications

Appeared in Year: 2014

MCQ▾

### Question

A charged particle is at a distance d from an infinite conducting plane maintained at zero potential. When released from rest, the particle reaches a speed at a distance from the plane. At what distance from the plane will the particle reach the speed? (June)

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 3

» Electromagnetic Theory » Electrostatics: Gauss's Law and Its Applications

Appeared in Year: 2014

MCQ▾

### Question

Consider an electromagnetic wave at the interface between two homogeneous dielectric media of dielectric constant and. Assuming and no charge on the surface, the electric field vector and the displacement vector in the two media satisfy the following inequalities – (June)

### Choices

Choice (4) Response

a.

b.

c.

d.

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