Question # 1

Rocket works on principle of ______________

Choose an answer

Action Reaction

Law of inertia

Mass energy

Nil

A ball of mass 1 kg moving wih velocity 2 ms^-1 its momentum will be;

Choose an answer

1 Ns

2 Ns

0.5 Ns

4 Ns

A body jumps out of a moving bus. There is a danger for him to fall:

Choose an answer

Towards the moving bus

Away form the bus

In the direction of motion

opposite to the direction of motion

The unit of coefficient of friction .

Choose an answer

Newton

ms^-1

ms^-2

No unit

Cream separater works on:

Choose an answer

Centrifuge principle

Centripetal force

Both

None

A boy jumps out of a moving bus . There is danger for him to fall:

Choose an answer

Towards the moving bus

Away from the bus

In the direction of motion

Opposite to the direction of motion

2nd law of motion is stated as:

Choose an answer

F=m/a

F=ma

F=a/m

F=ma²

The maximum value of friction is:

Choose an answer

Kinetic friction

Static friction

Limiting friction

Dynamic friction

The amount of matter in a body is called:

Choose an answer

Velocity

Momentum

Mass

Force

S.I unit of weight is:

Choose an answer

kg

m

N

K

Law of motion was presented by the scientist.

Choose an answer

Einstein

Newton

Galileo

Archimedes

The force which keeps a body to move in a circle is called

Choose an answer

Gravitational force

Centripetal force

Centrifugal force

Rotational force

Which of the following is unit of momentum?

Choose an answer

Nm

Kgms^-2

Ns

Ns^-1

More Classes

Other Links

Physics 9th Class English Medium Unit 3 Online Test MCQs With Answers

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer