Question # 1

The unit of acceleration is.

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ms-1

ms

ms^-2

ms²

Motion of butterfly is an example of.

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Random

Circular motion

Linear motion

Vibratory motion

Displacement is a quantity.

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Scalar

Vector

Both a and b

None of these

A body has translatory motion if it moves along a.

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Straight line

Curved path

Line without rotation

Circle

The velocity of freely falling bbodies moving upward.

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Decreases

Increases

Constnat

zero

The value of gravitational acceleration when a body is moving in downward direction is.

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10 ms^-1

10 ms^-2

10 m

-10 ms

When two bodies are in motion then the velocity of one body relative to the other is called.

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Relative velocity

Uniform velocity

Variable velocity

Average velocity

The unit of velocity and speed is.

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ms

ms^-2

ms^-1

ms-3

Paratrooper while coming down attains a velocity called.

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Variable velocity

Uniform velocity

Average velocity

Terminal velocity

If the velocity of body increases with time, the acceleration will be.

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Negative

Uniform

Positive

Variable

Distance covered by freely falling downward body in first second.

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5 m

29.4 m

10 m

19.6 m

The fastest bird falcon has speed.

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100 kmh^-1

200 kmh^-1

300 kmh^-1

400 kmh^-1

Which of the following is a vector quantity?

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Distance

Power

Speed

Displacement

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Physics 9th Class English Medium Unit 2 Online Test MCQs With Answers

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