CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 120 - 124 of 463

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Question number: 120

» Classical Mechanics » Special Theory of Relativity » Mass-Energy Equivalence

Appeared in Year: 2014

MCQ▾

Question

According to the special theory of relativity, the speed of a free particle of free particle of mass m and total energy E is – (December)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 121

» Thermodynamic and Statistical Physics » Planck's Distribution Law

MCQ▾

Question

In low density oxygen gas at low temperature, only the translational and rotational modes of the molecules are excited. The specific heat per molecule of the gas is – (December)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 122

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

Appeared in Year: 2011

MCQ▾

Question

Four equal point charges are kept fixed at the four vertices of a square. How many neutral points i. e. , points where the electric field vanishes will be found inside the square? (December)

Choices

Choice (4) Response

a.

4

b.

3

c.

7

d.

5

Question number: 123

» Electromagnetic Theory » Gauss Law and Applications

Appeared in Year: 2011

MCQ▾

Question

A static charge distribution gives rise to an electric field of the form, where and R are positive constants. The charge contained within a sphere of radius R, centered at the origin is: (December)

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 124

» Electronics and Experimental Methods » Digital Techniques and Applications » Registers

Appeared in Year: 2012

MCQ▾

Question

The logic circuit shown in the figure below,

A logic circuit diagram

A Logic Circuit Diagram

In figure a logic circuit diagram consists of two Ex-OR gates and one OR gate.

implements the Boolean expression, (December)

Choices

Choice (4) Response

a.

b.

c.

d.

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