CSIR Physical Sciences: Questions 180 - 182 of 401

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Question number: 180

» Electronics and Experimental Methods » Digital Techniques and Applications » Similar Circuits

Appeared in Year: 2011

MCQ▾

Question

Consider the digital circuit shown below in which the input C is always high (1).

Circuit consists of AND, OR and XOR gates

Circuit Consists of and, or and XOR Gates

In figure circuit of combination of AND, OR and XOR gates is shown.

Truth table of given figure

In table inputs of figure are given.

Truth table of given figure

In table inputs of given figure are given.

A

B

Z

0

0

0

1

1

0

1

1

The entries in the Z column (vertically) are, - (June)

Choices

Choice (4) Response

a.

1011

b.

1111

c.

0100

d.

1010

Question number: 181

» Mathematical Methods of Physics » Special Functions » Bessel

Appeared in Year: 2014

MCQ▾

Question

The function f(x)=n=0(1)nn!(n+1)!(x2)2n+1 Satisfies the differential equation – (December)

Choices

Choice (4) Response

a.

x2d2fdx2+2xdfdx+(x21)f=0

b.

x2d2fdx2+xdfdx+(x21)f=0

c.

x2d2fdx2+xdfdx+(x2+1)f=0

d.

x2d2fdx2xdfdx+(x21)f=0

Question number: 182

» Electromagnetic Theory » Scalar and Vector Potentials

Appeared in Year: 2011

MCQ▾

Question

For constant uniform electric and magnetic fields E=E0 and B=B0 , it is possible to choose a gauge such that the scalar potential ϕ and vector potential A are given by, - (June)

Choices

Choice (4) Response

a.

ϕ=0andA=E0r

b.

ϕ=E0randA=0

c.

ϕ=E0randA=12(B0×r)

d.

ϕ=0andA=12(B0×r)

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