NSO Level 1- Science Olympiad (SOF) Class 9: Questions 1080 - 1085 of 1123

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Question number: 1080

» Mental Ability

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MCQ▾

Question

then the value of k is ________.

Choices

Choice (4) Response

a.

3

b.

c.

d.

Question number: 1081

» Physics » Gravitation & Pressure

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MCQ▾

Question

A concrete slab of mass 24 kg on Earth is shifted to Moon. Weight of the same in moon would be

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1082

» Physics » Work, Energy & Power

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MCQ▾

Question

Seema carries her trolley bag to a height of and then pulls through a horizontal plane with a force of with a uniform speed of to a distance of . Total work done by Seema to carry the bag would be

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 1083

» Physics » Work, Energy & Power

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MCQ▾

Question

A fast moving cricket ball reduces its speed after hitting the stump while the stationary stump is thrown away. Which of the following statements support this fact?

Choices

Choice (4) Response

a.

An object that possesses energy can do work

b.

The ball possesses energy and exerts a force on the stump.

c.

The energy is transferred from the ball to the stump when it hits the stump.

d.

All a. , b. and c. are correct

Question number: 1084

» Mental Ability

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MCQ▾

Question

, find out the value of K.

Choices

Choice (4) Response

a.

b.

c.

5

d.

Question number: 1085

» Physics » Work, Energy & Power

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MCQ▾

Question

A waiter took two rounds in a rectangular dining area with length and breadth holding a tray of soft drinks. The work done by him would be

Choices

Choice (4) Response

a.

b.

c.

d.

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