Physics (NTSE Stage-1 (State-Level) Scholastic-Aptitude & Language Comprehension): Questions 23 - 28 of 136

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Question number: 23

» Physics » Motion and Force

MCQ▾

Question

A particle is moving on a circular path with constant speed, and then its acceleration will be

Choices

Choice (4) Response

a.

external radial acceleration

b.

internal radial acceleration

c.

zero

d.

constant acceleration

Question number: 24

» Physics » Motion and Force

MCQ▾

Question

In case of uniform circular motion, which of the following physical quantity does not remain constant?

Choices

Choice (4) Response

a.

Mass

b.

Speed

c.

Momentum

d.

Kinetic energy

Question number: 25

» Physics » Motion and Force

MCQ▾

Question

When a body moves with a constant speed along a circle

Choices

Choice (4) Response

a.

no force acts on the body

b.

no acceleration is produced in the body

c.

no work is done on it

d.

its velocity remains constant

Question number: 26

» Physics » Magnetism & Electricity at Work

MCQ▾

Question

Above the Curie temperature, the susceptibility of a ferromagnetic substance varies

Choices

Choice (4) Response

a.

directly as the absolute temperature

b.

inversely as the square of absolute temperature

c.

inversely as the absolute temperature

d.

directly as the square of absolute temperature

Question number: 27

» Physics » Measurement

MCQ▾

Question

An instrument used to measure humidity is

Choices

Choice (4) Response

a.

Pyrheliometer

b.

Hygrometer

c.

Anemometer

d.

Thermometer

Question number: 28

» Physics » The Universe

MCQ▾

Question

The orbital speed of Jupiter is

Choices

Choice (4) Response

a.

less than the orbital speed of the Earth

b.

Zero

c.

equal to the orbital speed of the Earth

d.

greater than the orbital speed of the Earth

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