BITSAT (Birla Institute of Technology & Science Admission Test) Physics: Questions 36 - 42 of 382

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Question 36

Question

MCQ▾

The phenomenon of production of emf in a current carrying metallic strip on applying a magnetic field along a direction perpendicular to the direction of flow of current is known as –

Choices

Choice (4)Response

a.

Joule effect

b.

Seeback effect

c.

Peltier effect

d.

Hall effect

Question 37

Question

MCQ▾

The time period of a simple pendulum in a satellite is –

Choices

Choice (4)Response

a.

Unity

b.

Zero

c.

Infinity

d.

Same as an earth

Question 38

Question

MCQ▾

What percent of original radioactive atoms is left after five half – lives?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 39

First Law of Thermodynamics

Question

MCQ▾

The evaporation of a liquid from its surface is based on –

Choices

Choice (4)Response

a.

Bernoulli՚s law

b.

Stefan՚s law

c.

Joule՚s law

d.

Thomson՚s law

Question 40

Question

MCQ▾

and differ as –

Choices

Choice (4)Response

a.

has 3 neutrons more

b.

has 3 protons less

c.

has 2 protons less

d.

Question does not provide sufficient data or is vague

Question 41

Question

MCQ▾

If the gravitational force had varied as instead of . The potential energy of a particle at a distance from the centre of the earth would be proportional to

Choices

Choice (4)Response

a.

b.

c.

d.

Question 42

Question

MCQ▾

A cylinder of and radius has moment of inertia is (about its natural axis) –

Choices

Choice (4)Response

a.

b.

c.

d.

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