Question # 1

While rounding the numbers if last digit is 5, then.

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It is simply dropped

The digit on its left is increased by 1

It is rounded to get nerarest even number

It remain same.

Which of the following is a good radiator of heat?

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A shining slivered surface

A dull black surface

A white surface

A green coloured surfaced

Co-efficient of friction between wood and concrete.

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0.63

0.8

1

0.9

Complete equation fy/fx =

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Sin𝜽

Cos 𝜽

Tan𝜽

Cos ec𝜽

Plasma is .......... state of matter .

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Molecular

Fourth

Smallest

Nil

Unit of thermal conductivity is .

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Wmk

W m^-1 K^-1

Wm

None of these

Newton's first law of motion is known as law of ___________________

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Force

Inertia

A and B both

None

The value of g on moon's surface is 1.6 ms-2. What will be the weight of a 100 kg body on the surface of the moon?

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100 N

160 N

1000 N

1600 N

The velocity of bodies falling down

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Dwscreses

Increases

Zero

Constant

Hydro meter is used to measure:

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Pressure

Density

Area

Volume

The ability of body to do work is called:

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Power

Energy

Work

Efficiency

A couple consists of which type of forces :

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Like parallel

Unlike parallel

Not parallel

Nil

2nd law of motion is stated as:

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F=m/a

F=ma

F=a/m

F=ma²

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

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