MCQ Pastoralists In The Modern World Chapter 5 Class 9 History

1. In a uniform circular motion, a body has a:

Constant speed

Constant velocity

Zero velocity

zero speed

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Question 1 of 10

2. The area enclosed by velocity-time graph and the time axis will be equal to the magnitude of

distance

acceleration

speed

displacement

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Question 2 of 10

3. If a train is traveling due north and its brakes are applied, it will have?

Acceleration towards north.

Acceleration towards south.

zero acceleration.

Acceleration towards east.

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Question 3 of 10

4. The equations of motion can be derived by using:

Velocity - time graph for uniform acceleration

Velocity - time graph for non-uniform acceleration

Distance - time graph

Displacement time graph

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Question 4 of 10

5. An athlete moves along on a circular track with a constant speed. This is an example of:

Linear motion

Translatory motion

Uniform circular motion

Irregular motion

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Question 5 of 10

6. The following position-time graph of an object shows that the body

No such inference can be made from the graph.

Has non-uniform motion.

Has uniform motion.

Is at rest.

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Question 6 of 10

7. The speed of the body in the time interval 14 to 18 seconds is

20 m/s

12 m/s

10 m/s

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Question 7 of 10

8. The velocity time graph of two bodies A and B traveling along the +x direction are given in the figure. Which body has a greater acceleration?

Body A has a greater acceleration

Body B has a greater acceleration

Both A and B have same acceleration

Acceleration cannot be predicted from the given graph

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Question 8 of 10

9. Speed of 90 km/h when expressed in m/s is

250

90000

2.5

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Question 9 of 10

10. The S.I. unit of acceleration is:

ms²

ms^-2

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Question 10 of 10