BITSAT Physics: Questions 144 - 149 of 382

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Question number: 144

» Wave Optics » Huygens' Principle

MCQ▾

Question

Huygen’s wave theory of light could not explain –

Choices

Choice (4) Response

a.

Polarization

b.

Interference

c.

Diffraction

d.

Photoelectric effect

Question number: 145

» Kinematics » Scalars and Vectors » Vector Addition and Subtraction

MCQ▾

Question

Two vectors and are such that and If is the angle between positive direction of and then the correct statement is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 146

» Laws of Motion » Law of Conservation of Linear Momentum

MCQ▾

Question

A bullet initially travelling at penetrates into wooden block. The average resistance exerted by the wooden block is –

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 147

» Oscillations and Waves » Simple Harmonic Motion » Phase

MCQ▾

Question

A body is vibrating in simple harmonic motion with an amplitude of and frequency of . The maximum velocity and acceleration of the body is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 148

» Oscillations and Waves » Speed of a Wave

MCQ▾

Question

On producing the waves of frequency in a Kundt’s tube, the total distance between successive nodes is . Speed of sound in the gas filled in the tube is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 149

» Electronic Devices » Semiconductor Diode

MCQ▾

Question

In a triode value, the current in the plate circuit is controlled by –

Choices

Choice (4) Response

a.

Anode

b.

Cathode

c.

Grid

d.

Ammeter

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