Question # 1

1 micro =

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10^-3

10^-6

10^-2

10^-12

The velocity of bodies falling down

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Dwscreses

Increases

Zero

Constant

What flower is known as natural thermometer?

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Rose

Barasicca

Crocus

Tulip

Evaporation causes:

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Melting

Boiling

Freezing

Cooling

Formula of Gravitational potential energy is:

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mgh

mg/h

1/2 mv²

None of these

Hydraulic press is a machine which works on:

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Hook's law

Pascal's law

Boyle's law

Archimedes principle

The quantities that describe completely by magnitude and direction are.

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Scalar

Vector

Base

Derived

The study of motion without reference to mass and force.

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Mechanics

Dynamics

Kinematics

None of these

When a horse pulls a cart , the action is on the :

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Cart

Earth

Man

Earth & cart

To make a body more stable ________ should be lowered:

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Axis of rotation

Center of gravity

Stabilty

None

Work done is maximum when angle between force and displacement is:

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45°

0°

60°

90°

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

What will be the magnitude of work if a force of 25N pulls a stone through a distance of 5 m in its directions

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25 J

50 J

75 J

125 J

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

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