BITSAT (Birla Institute of Technology & Science Admission Test) Physics: Questions 160 - 166 of 382

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Question 160

Question

MCQ▾

Astigmatism can be corrected by using –

Choices

Choice (4)Response

a.

Bifocal lenses

b.

Concave spherical lenses

c.

Cylindrical lenses

d.

Plane convex lenses

Question 161

Question

MCQ▾

Which law follows the law of conservation of energy?

Choices

Choice (4)Response

a.

Maxwell՚s law

b.

Kirchhoff՚s law

c.

Lenz՚s law

d.

Ampere՚s law

Question 162

Question

MCQ▾

Ultraviolet rays are used in –

Choices

Choice (4)Response

a.

To detect scripture of old monuments

b.

Greenhouse effect

c.

Forensic labs

d.

None of the above

Question 163

Question

MCQ▾

According to Bohr՚s postulates which of the following quantities takes discrete values?

Choices

Choice (4)Response

a.

Angular momentum

b.

Kinetic energy

c.

Momentum

d.

Potential energy

Question 164

Question

MCQ▾

Application of Bernoulli՚s theorem can be seen in –

Choices

Choice (4)Response

a.

Dynamic lift of aero plane

b.

Helicopter

c.

Hydraulic press

d.

All of the above

Question 165

Question

MCQ▾

Which of the following has negative temperature coefficient of resistance?

Choices

Choice (4)Response

a.

Copper

b.

Aluminum

c.

Iron

d.

Germanium

Question 166

Question

MCQ▾

Radio frequency choke uses core of –

Choices

Choice (4)Response

a.

Iron

b.

Air and Iron

c.

Air

d.

Question does not provide sufficient data or is vague

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