Question # 1

The value of tan 45^ois:

Choose an answer

0.5

1.732

1

0.5777

The S.I unit of power is:

Choose an answer

Newton

Watt

Joule

Coulomb

When a substance is changed from its solid state to liquid state by adding heat, the process is called

Choose an answer

Melting

Fusion

Freezing

A and B both

The mathematical form of law of gravitation is:

Choose an answer

F = GMe m/Re2

F = Gm1m2/r2

F = GMem1/Re2r2

None

If the direction of motion of the force is perpendicular to the direction of motion of the body, then work done will be:

Choose an answer

Maximum

Minimum

Zero

None of the above

The number of perpendicular components of a force are

Choose an answer

1

2

3

4

____________ from sun are major source of energy on earth.

Choose an answer

Light

Radiation

Both a & b

None of these

Kinetic energy is possessed by a body by:

Choose an answer

Virtue of motion

Height

Rest

Nil

Complete equation fy/fx =

Choose an answer

Sin𝜽

Cos 𝜽

Tan𝜽

Cos ec𝜽

According to Archimedes, upthrust is equal to

Choose an answer

Weight of displaced liquid

Volume of displaced liquid

Mass of displaced liquid

None of these

Length of a rod is L∘ on temperature T∘. After heating upto temperature T, its length L becomes

Choose an answer

L = L∘ (1 + αΔT)

L = L∘ (1 + ΔT)

L = L∘ (1 - αΔT)

L = L∘ (1 -ΔT)

Which gas behaves as glass or polythene to radiation:

Choose an answer

Nitrogen

Hydrogen

Carbon di oxide

Methane

Momentum is quantity

Choose an answer

Scalar

Vector

Base

All

More Classes

Other Links

Physics 9th Class English Medium 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