Question # 1

Brownian motion is an example of.

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Linear motion

Random motion

Circular motion

Vibratory motion

Distance covered by freely falling downward body in first second.

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5 m

29.4 m

10 m

19.6 m

Quantities between which a graph is plotted are called.

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Scalars

Vectors

Variables

None

The fastest bird falcon has speed.

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100 kmh^-1

200 kmh^-1

300 kmh^-1

400 kmh^-1

A straight line parallel to time-axis ona distance -time graph tells that the object is.

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Moving with constant speed

In motion

At rest

Moving with variable speed

Motion of butterfly is an example of.

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Random

Circular motion

Linear motion

Vibratory motion

A train is moving at a speed 36 kmh^-1 Its speed expressed in ms^-1

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10 ms^-1

20 ms^-1

25m ms^-1

30 ms^-1

If an object is moving with a uniform changing speed then speed time graph .

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Variable

Parallel to time axis

Straight line

The motion of the rider in Ferris wheel is.

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Vibratory

Translatory

Rotatory

Linear

The scientist who notice that all the freely falling objects hae same acceleration.

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Einstein

Galileo

Coulomb

Newton

The velocity of bodies falling down

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Dwscreses

Increases

Zero

Constant

Which of the following is a vector quantity?

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Distance

Power

Speed

Displacement

The slope of distance time graph shows.

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Speed

Displacement

Acceleration

Distance

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

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Negative

Uniform

Positive

Variable

A body has translatory motion if it moves along a.

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Straight line

Curved path

Line without rotation

Circle

If the velocity of body decreases with time then acceleration will be.

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Positive

Negative

Variable

Uniform

Rate of change of velocity is known as.

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Acceleration

Speed

Velocity

Distance

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 velocity of freely falling bbodies moving upward.

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Decreases

Increases

Constnat

zero

Dependent quantities are taken on

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x - axis

-ve x -axis

y-axis

- y-axis

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9th Class Physics Chapter 2 Kinematics English Medium KPK Boards Online Mcqs MCQs With Answers

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