BITSAT (Birla Institute of Technology & Science Admission Test) Physics: Questions 102 - 107 of 382

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Question 102

Question

MCQ▾

Which of the following series is found in the visible region?

Choices

Choice (4)Response

a.

Paschen

b.

Lyman

c.

Balmer

d.

Pfund

Question 103

Question

MCQ▾

A ray of light is incident on the surface of separation of a medium with the velocity of light at an angle and is refracted in the medium at an angle . What will be the velocity of light in the medium?

Choices

Choice (4)Response

a.

b.

c.

d.

Question 104

Question

MCQ▾

The Doppler՚s effect is applicable for

Choices

Choice (4)Response

a.

Space waves

b.

Sound waves

c.

Light waves

d.

Both b. and c. are correct

Question 105

Question

MCQ▾

Two vessels of different materials are similar in size in every respect. The same quantity of ice filled in them gets melted in 20 minutes and 40 minutes respectively. The ratio of thermal conductivities of the metal is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 106

Question

MCQ▾

In an A. C. circuit the potential different across an inductance and resistance joined in series are respectively and . The total potential different across the circuit is –

Choices

Choice (4)Response

a.

b.

c.

d.

Question 107

Question

MCQ▾

A force of is acted on a body of mass which is at rest for an interval of , then impulse is –

Choices

Choice (4)Response

a.

b.

c.

d.

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