Electromagnetic Theory-Electromagnetic Induction (CSIR (Council of Scientific & Industrial Research) Physical Sciences): Questions 1 - 3 of 4

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Question number: 1

» Electromagnetic Theory » Electromagnetic Induction

Appeared in Year: 2014

MCQ▾

Question

A superconducting ring carries a steady current in the presence of a magnetic field normal to the plane of the ring. Identify the incorrect statement. (December)

Choices

Choice (4) Response

a.

The current density and are related by the equation where is a constant.

b.

The current and the magnetic field in the superconductor are time independent.

c.

The flux passing through the superconductor is quantized in unit of

d.

The superconductor shows an energy gap, which is proportional to the transition temperature of the superconductor.

Question number: 2

» Electromagnetic Theory » Electromagnetic Induction

Appeared in Year: 2013

MCQ▾

Question

The electric field of an electromagnetic wave is given by, . The associated magnetic field is (December – 2013)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 3

» Electromagnetic Theory » Electromagnetic Induction

Appeared in Year: 2011

MCQ▾

Question

Consider a solenoid of radius R with turns per unit length, in which a time dependent current (where ) flows. The magnitude of the electric field at a perpendicular distance from the axis of symmetry of the solenoid, is – (December)

Choices

Choice (4) Response

a.

0

b.

c.

d.

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