Physics (NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension): Questions 20 - 25 of 73

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Question number: 20

» Physics » Sound

MCQ▾

Question

The diagram below shows the propagation of a wave. Which points are in same phase?

Propagation of a wave from A to H

Propagation of a Wave From A to H

Showing the propagation of wave and different points in each phase

Choices

Choice (4) Response

a.

B and G

b.

B and F

c.

F and G

d.

C and E

Question number: 21

» Physics » Sound

MCQ▾

Question

Which one of the following emits sound of higher pitch?

Choices

Choice (4) Response

a.

Man

b.

Mosquito

c.

Lion

d.

Woman

Question number: 22

» Physics » Motion and Force

MCQ▾

Question

The tidal waves in the sea are primarily due to

Choices

Choice (4) Response

a.

The gravitational effect of the Moon on the Earth

b.

The gravitational effect of the Sun on the Earth

c.

The gravitational effect of Venus on the Earth

d.

The atmosphere effect of the Earth itself

Question number: 23

» Physics » Motion and Force

MCQ▾

Question

A truck and a car are moving with equal velocity. On applying the brakes both will stop after same distance, then

Choices

Choice (4) Response

a.

Time will not be same

b.

Acceleration is not negative

c.

Time will be same

d.

Question does not provide sufficient data or is vague

Question number: 24

» Physics » Light

MCQ▾

Question

Which one among the following is used to make periscopes?

Choices

Choice (4) Response

a.

Concave mirror

b.

Concave lens

c.

Plane mirror

d.

All of the above

Question number: 25

» Physics » Motion and Force

MCQ▾

Question

Which of the following describes the motion correctly?

Choices

Choice (4) Response

a.

There is not enough data for generalization

b.

Non-uniform accelerated

c.

Uniform accelerated

d.

Uniform decelerated

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