Question # 1

If the object is at rest to T .............. W.

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=

=/

<

>

The unit of kinetic energy is:

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J

N

Km

Pa

The condition of equilibrium are:

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2

3

4

5

Metals are good conductors of heat due to :

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Free electrons

Big size of molecules

Small size of molecules

None of these

Einstein's mass-energy equation relation is:

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E =1/2 mc²

E =mc²

E =m²c

E = 2 mc²

Complete equation fy/fx =

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Sin𝜽

Cos 𝜽

Tan𝜽

Cos ec𝜽

___________ helps us to pick up objects.

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Force

Weight

Friction

Nil

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

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Negative

Uniform

Positive

Variable

The unit of work is :

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J

N

Ns

m

The density of water is:

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5500 kgm^-3

10000 kgm^-3

1000 kgm^-3

330 kgm^-3

The earth also completes its one revolution about its axis in.

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1 Hours

6 Hours

13 Hours

24 Hours

Water boils at:

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0°F

0°C

100°C

100 K

Gravitational pull of earth is called:

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Weight

Mass

^Force

Tension

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

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