Question # 1

A gas is compressed adiabatically till its temperature is double. The ratio of its final volume to initial volume will be

Choose an answer

1/2

More than 1/2

Less than 1/2

Between 1 and 2

According to slok's law, drag force depends on

Choose an answer

Radius of the spherical body

Terminal velocity of body

Coefficient of viscosity

All of above

The permeability of free space is measured in:

Choose an answer

Wb/Am

Wb A/m

Am/Wb

m/Web A

None of these

Tick the series which lies in the visible region:

Choose an answer

Lyman series

Balmer series

Paschen series

Brackett series

P fund series

If a gymnast is sitting on a rotating stool with his arms outstretched, brings his arms towards the chest, then its angular velocity will:

Choose an answer

Increase

Decrease

Remains constant

None of these

A vector of magnitude 5 N is added to a vector of magnitude 8 N while the orientations are changeable. Range of their possible sum will be very from:

Choose an answer

Zero to 3 N

1 N to 13 N

13 N to 3 N

None of these

Work is a scalar product of

Choose an answer

Force, Velocity

Velocity, Displacement

Force, Displacement

Force, Momentum

According to Stoke's law, drag force depends on

Choose an answer

Initial velocity

Final velocity

Terminal velocity

Instantaneous velocity

Time period of simple pendulum is independent of

Choose an answer

length

mass

acceleration due to gravity

none of them

When there is no internal frictional forces between the adjacent layers of fluid, then the fluid is called

Choose an answer

incompressible

compressible

viscous

non viscous

An emf is set up in a conductor when it:

Choose an answer

Is kept in a magnetic field

Is kept in an electric field

Moves across a magnetic field

Both A and B

None of these

Steel is preferred for making springs over copper.Whey?

Choose an answer

Steel is cheaper

Young;s modulus of steel is more than that of copper

Young's modulus of copper is more than that of steel

Steel is less likely to be oxidized.

The force between two charges in 8 N. Now placed a mica of relativity 4 between two charges as a medium, the force then reduced to

Choose an answer

2 N

4 N

6 N

8 N

How many wave lengths of Kr⁸⁶ are contained in one meter

Choose an answer

1553164.13

652189.63

2347127.23

1650763.73

The expression of scientific notation is

Choose an answer

One non-zero digit left of decimal

One zero digit left of decimal

Two zeros and one non-zero digits left of the decimal

None of these

The biological sciences deal with the

Choose an answer

Living things

Non-living things

Both

None of these

Three bodies are of masses m₁= 2.2 kg, m₂ = 10.02 g and m₃ = 10.01 g, the sum of their masses up to the appropriate is

Choose an answer

2.2 kg

2.203 kg

2.023 kg

2.0202 kg

Solids have sharp melting points account of

Choose an answer

Long range order of atoms

Short range order of atoms

Equal strength of inter-atomic bonds

An isotropic nature

A piece of Aluminium (Al) and a piece of Germanium (Ge) are cooled T1 K to T2 K. The resistance of:

Choose an answer

Each of them increases

Each of them decreases

Al increases and Ge decreases

Al decreases and that of Ge increases

The direction of a ray of light is.......to the wave front.

Choose an answer

Parallel

Equal

Opposite

Perpendicular

If the focal length of objective is 10 mm find its magnification

Choose an answer

18

19

20

21

The direction of torque is

Choose an answer

The same as the direction of the corresponding applied force

Opposite to the direction of the applied force

Perpendicular to the direction of the applied force

Parallel to applied force

More Classes

Other Links

Physics General Science Test Medium Mode 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

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