Question # 1

Light year is a unit of:

Choose an answer

Time

Distance

Velocity

Intensity of light

For maximum linear distance of travel, a projectile must be fired at an angle of

Choose an answer

0°

45°

90°

60°

Alternating current is produced by a voltage source which polarity:

Choose an answer

Remains the same

Reverse after period T

Keeps on reversing with time

Reverse after every time interval T/2

Both (C) and (D)

The velocity given to a body to go out of the influence of earth's gravity is known as:

Choose an answer

Terminal velocity

Orbital velocity

Escape velocity

None of these

Fire fighters have a jet attached to the head of their water pipes in order to head of their water pipes in order to

Choose an answer

Increase the mass of water flowing per second

Avoid wastage of water

Increase the velocity of water flowing out

Increase the volume of water flowing per second

Neutron was discovered by

Choose an answer

Curie

Roentgen

Chadwick

Rutherford

The diameter of an atom is of the order

Choose an answer

10^-125m

10^-11m

10^-10m

10^-9m

In metallic crystals which of the following thing remains constant

Choose an answer

amplitude of oscillations

temperature of solid

average atomic positions

all of them

The field around a moving charge is called

Choose an answer

magnetic field

conservative field

non-conservative field

none of these

The mass of fluid passing through any cross-section per unit time is called

Choose an answer

electric flux

magnetic flux

mass flux

none of them

The pressure will be low where the speed of the fluid is

Choose an answer

Zero

High

Low

Constant

Torque is a

Choose an answer

Scalar quantity

Vector quantity

Physical quantity

None of these

At constant temperature, if the density of the gas is increased, its pressure will:

Choose an answer

Decrease

Increase

Remain unchanged

None of these

The first superconductor was discovered in

Choose an answer

1905

1911

19161

1920

Least distance of distinct vision

Choose an answer

Decrease with increasing age

Increases with increasing age

Does not vary with age

May increase or decrease with age

The minimum number of lenses used in compound microscope is

Choose an answer

1

2

3

4

A ballistic missile moves under the result of the superposition of

Choose an answer

one independent motion

two independent motions

one dependent motion

two dependent motions

When body is at rest or rotating with uniform angular velocity is has

Choose an answer

Zero angular acceleration

Rotationaly equilibrium

Zero torque

All are correct

At what point/points in its path does a projectile have its maximum speed ?

Choose an answer

At the point of projection

At the point where its strikes the ground

Both

None of these

The dimensions [MLT^-2] refer to the quantity

Choose an answer

Acceleration

Velocity

Force

Momentum

The wave nature of light was proposed by:

Choose an answer

Newton

Thomas Young

Huygen

None of these

Find the change in internal energy when heat transferred to the system is 42 J

Choose an answer

15 J

10 J

5 J

2.5 J

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