Question # 1

When a spring in compressed, what form of energy does it possess.

Choose an answer

Heat

Internal

Potential

Kinetic

Four wires of the same material are stretch by the same load. Their dimensions are give below. Which of them will elongate most.

Choose an answer

Length 4 m, diameter 0.5 mm

Length 1 m, diameter 1 mm

Length 2 m, diameter 2 mm

Legnth 3 m, diameter 3 mm

The pressrue at any point in a liquid is proportional to.

Choose an answer

Density of liquid

Depth of the point below the surface of the liquid

Acceleration due to gravity

All of the above

Which of the following physical properties is used in a mercury thermometer.

Choose an answer

Colour

Pressure

Volume

Electrical resistance

Materials which does not regain its original hape after remvoal of the load producing deformationare termed as.

Choose an answer

Rigid materials

Hook's materials

Plastic materials

Elastic materials

What is the force exerted by the atmosphere on a rectangular block surface of length 50 cm and breadth 40 cm? The atmospheric pressure is 100 k Pa.

Choose an answer

20 kN

200 kN

100 kN

500 kN

The principle of ahydrulic press is based on.

Choose an answer

Pascal's law

Hooke's Law

Principle of conseration of energy

Principle of conservatin of momentum

In a statinary fluid, the local pressur eof the fluid vary.

Choose an answer

Neither with depth nor along horizontal direction

With depth only

Both with depth and long horizontal direction

Horizontally only

Pressure of liquid in a container increase with

Choose an answer

Depth

Volume

Mass

Base

Hook's law hodl good up to

Choose an answer

Plastic

Elastic

Yield limit

Proportinal unit

Pressure of 1 mm Hg is equal to

Choose an answer

1 atm

133.29 atm

1.316 x 10^-3 atm

1.31x 10⁵atm

SI unti of pressure is.

Choose an answer

Newton

Pascal

Infinite

Zero

A wire is stretched by a weight w. If the diameter of the wire is reduce dto half of its previous value, the extension will become

Choose an answer

Four times

Double

One fourth

One half

More Classes

Other Links

Physics 9th Class English Medium Unit 6 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