Physics (NTSE Stage-2 (National-Level) Scholastic-Aptitude & Language Comprehension): Questions 18 - 23 of 73

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Question number: 18

» Physics » Work and Energy

MCQ▾

Question

If a car covers of the total distance with speed and distance with v2, then average speed is

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 19

» Physics » Motion and Force

MCQ▾

Question

A uniformly tapering vessel is filled with a liquid of density 900 kg/m3. The force that acts on the base of the vessel due to the liquid is (g = 10 m/s)

Choices

Choice (4) Response

a.

9.0 N

b.

7.2 N

c.

14.4 N

d.

3.6N

Question number: 20

» Physics » Sound

MCQ▾

Question

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

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