NSTSE (National Science Talent Search Exam- Unified Council) Class 9: Questions 1463 - 1468 of 2000

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Question number: 1463

» Physics » Work, Energy & Power

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MCQ▾

Question

A bullet penetrate in a block up to 32 cm and its velocity decreased to . Then the additional thickness it will penetrate in cm before coming to rest is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1464

» Physics » Sound

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MCQ▾

Question

A girl is standing between two hills and shouted loudly. If she hear first echo after and second echo after , then the distance between two hills is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1465

» Biology » Diversity of Living Organisms

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Question

Kangaroos are example of

Choices

Choice (4) Response

a.

Placental mammals

b.

Marsupials

c.

Monotremes

d.

All of the above

Question number: 1466

» Biology » Diversity of Living Organisms

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Question

Who is known as father of animal classification?

Choices

Choice (4) Response

a.

Charles Darwin

b.

Mendel

c.

C Linnaeus

d.

TH Morgan

Question number: 1467

» Physics » Sound

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MCQ▾

Question

A wire man worked at above the ground. His tool slips and falls down. He hear the sound of the tool hitting the ground after it has slipped. Find the speed of sound in air.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1468

» Physics » Gravitation & Pressure

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MCQ▾

Question

Two objects and having masses and , respectively are kept at a distance apart. A small object placed between , such that the net gravitational force on it, due to the objects and is zero. The distance between and is:

Choices

Choice (4) Response

a.

b.

c.

d.

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