Question # 1

the to and fro motion of a body about its mean positionis called.

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Circular motion

Random motion

Rotatory motion

Vibratory motion

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

Brownian motion is an example of.

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Linear motion

Random motion

Circular motion

Vibratory motion

Independent quantities are taken on

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- x - axis

x -axis

-y-axis

y-axis

The quantities that are completely decribed by only magnitude are.

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vector

Scalar

Base

Derived

The acceleration of a body moving the uniform velocity is.

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Uniform

Zero

Negative

Variable

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

If an object is moving with constant speed then its distance time graph will be a straight line.

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Along time -axis

Along distance -axis

Inclined to time - axis

Parallel to time-axis

Pressure is quantity.

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Vector

Scalar

Base

Derived

The average speed of cheetah is.

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60 kmh^-1

70 kmh^-1

75 kmh^-1

80 kmh^-1

The velocity of bodies falling down

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Dwscreses

Increases

Zero

Constant

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

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