NSO Level 1- Science Olympiad (SOF) Class 9: Questions 947 - 953 of 1123

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Passage

Direction: Read the passage carefully and answer the following questions

An ice block of mass moving with a speed of struck with another ice block of mass , resting on a frictionless floor after forcing it to move ahead.

Question number: 947 (1 of 3 Based on Passage) Show Passage

» Physics » Force & Laws of Motion

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MCQ▾

Question

The initial acceleration of the second ice block would be

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 948 (2 of 3 Based on Passage) Show Passage

» Physics » Force & Laws of Motion

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MCQ▾

Question

If both the blocks move together with same velocity after collision, the final velocity would be

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 949 (3 of 3 Based on Passage) Show Passage

» Physics » Force & Laws of Motion

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MCQ▾

Question

Total momentum after collision would be

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 950

» Physics » Force & Laws of Motion

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MCQ▾

Question

Proportional to the square of the time taken. This theory was introduced by

Choices

Choice (4) Response

a.

Galileo Galilei

b.

Albert Einstein

c.

Archimedes

d.

Sir Isaac Newton

Question number: 951

» Physics » Sound

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MCQ▾

Question

Kavya is listening to a sound of at a distance of from the source of a sound. What is the time interval between successive compressions from the source reaches him?

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 952

» Physics » Force & Laws of Motion

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MCQ▾

Question

If the driver applies breaks suddenly in a moving bus, what happens to the passengers?

Choices

Choice (4) Response

a.

Move forwards

b.

Move sidewise

c.

Do not move

d.

Move backwards

Question number: 953

» Physics » Force & Laws of Motion

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MCQ▾

Question

Which of the following is not a cause of starting motion?

Choices

Choice (4) Response

a.

Pulling

b.

Pushing

c.

Hitting

d.

None of the above

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