CSIR (Council of Scientific & Industrial Research) Physical Sciences: Questions 315 - 318 of 696

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Question 315

Appeared in Year: 2012

Question MCQ▾

Which of the following is a self – adjoint operator in the spherical polar coordinate system ? (June)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 316

Appeared in Year: 2012

Question MCQ▾

An infinite solenoid with its axis of symmetry along the z – direction carries a steady current .

An Infinite Solenoid

The vector potential at a distance from the axis, (December)

Choices

Choice (4)Response

a.

Varies as R inside and as outside the solenoid

b.

Varies as R inside and is constant outside the solenoid

c.

Varies as inside and as R outside the solenoid

d.

Is constant inside and varies as R outside the solenoid

Edit

Question 317

Appeared in Year: 2012

Question MCQ▾

A given quantity of gas is taken from the state reversibly, by two paths, directly and as shown in the figure below.

PV Diagram of Cycle ABC

During the process the work done by the gas is 100 J and the heat absorbed is . If during the process the work done by the gas is , the heat absorbed is – (December)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 318

Appeared in Year: 2012

Question MCQ▾

A bag contains many balls, each with a number painted on it. There are exactly balls which have the number (namely one ball with 1, two balls with 2, and so on until N balls with N on them) . An experiment consists of choosing a ball at random, nothing the number on it and returning it to the bag. If the experiment is repeated a large number of times, the average value of the number will tend to – (June)

Choices

Choice (4)Response

a.

b.

c.

d.

Edit