Physics [NSO Level 2- Science Olympiad (SOF) Class 9]: Questions 1 - 4 of 75

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Question 1

Appeared in Year: 2013

Question MCQ▾

According to the chart, on which planet would a ball fall the fastest?

According to the Chart, on Which Planet Would a Ball Fall the Fastest
PlanetEarthJupiterNeptuneSaturn
Acceleration due to gravity10261412

Choices

Choice (4)Response

a.

Jupiter

b.

Neptune

c.

Earth

d.

Saturn

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Question 2

Appeared in Year: 2013

Question MCQ▾

A 500 kg rocket sled can be accelerated at a constant rate from the rest of 1600 km in 1.8s. What is the magnitude of the required net force?

Choices

Choice (4)Response

a.

b.

c.

d.

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Question 3

Appeared in Year: 2013

Question MCQ▾

The kinetic energy of a particle continuously increases with time, then________.

Choices

Choice (4)Response

a.

The resultant force on the particle must be parallel to the velocity at all instant

b.

Its height above the ground level must continuously decrease

c.

The resultant force on the particle must be at an angle less than all the time

d.

The magnitude of its linear momentum is increasing continuously

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Question 4

Appeared in Year: 2013

Question MCQ▾

The diagram shows a right-angled prism being used to turn a ray of light through . What is the critical angle for the light in the glass?

The Diagram Shows a Right-Angled Prism

Choices

Choice (4)Response

a.

Equal to

b.

Greater than

c.

Less than

d.

Equal to

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