Question # 1

The temperature at which a solid start melting is:

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Freezing point

Melting point

Fusion point

Both B and C

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

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Einstein

Galileo

Coulomb

Newton

If base of a right angle triangle is 3 cm and perpendicular is 2 cm. What is tanθ

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0.7

1.5

2

3

1 meter cube is equal to:

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1 liters

10 liters

1000liters

100liters

Independent quantities are taken on

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- x - axis

x -axis

-y-axis

y-axis

The upper reference point in thermometer is used to check:

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Melting point

Freezing point

Boiling point

Streaming point

S.I unit of pressure is :

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Nm^-2

Newton

Joule

Watt

Mathematically, % efficiency is defined as & nbsp

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Efficiency % required form or input/ total input energy x 100

Efficiency % input energy / output energy x 100

Efficiency % work / time x 100

When the stress crosses the elastic limit, then the body will :

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Break

Permanently deformed

Plasticity

None

Near the earth surface the gravitational field strength is:

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1 N kg^-1

10 N kg^-1

100 N kg^-1

101 N kg^-1

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

................ causes coastal breeze.

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Conduction

Convection

Radiation

Nil

A mass of a body:

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Decreases when accelerated

Increases when accelerated

Decreases when moving with velocity

None of the above

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

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