Electromagnetic Theory-Gauge Invariance (CSIR Physical Sciences): Questions 1 - 2 of 2

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Question number: 1

» Electromagnetic Theory » Gauge Invariance

Appeared in Year: 2013

MCQ▾

Question

The components of a vector potential Equation are given by,

Equation

Where k is a constant. The three component of the electric field are – (June)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 2

» Electromagnetic Theory » Gauge Invariance

Appeared in Year: 2013

MCQ▾

Question

Let (V, A) and (V’, A’) denote two sets of scalar and vector potentials, and Equation a scalar function. Which of the following transformations level the electric and magnetic field (and hence Maxwell’s equations) unchanged? (December)

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

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