Question # 1

When two waves having same frequency traveling in same direction combine, phenomenon is called

Choose an answer

Wave motion

Combination of waves

Interference

Diffraction

A man of 5000 kg moves with an acceralation of 1 ms-2 force acting on it is.

Choose an answer

5 N

500 N

50 N

5000 N

Entropy of measure of.

Choose an answer

Internal energy of system

Order of system

Disorder of system

Potential energy of system

When a vector is multiplied by a (-)ve number its direction

Choose an answer

Remains constant

Reversed

Change by 90°

None of these

A frame of reference stationed at the earth is an

Choose an answer

Inertial frame

None internal frame

Accelerated frame

Laboratory frame

The efficiency of a Carnot Heat Engine is 100% if temperature of sink T2 is.

Choose an answer

0 ^oC

0 K

0 ^oF

100 K

A swing is good example of

Choose an answer

Resonance

Vibration

Time period

Oscillation

Young in 1801 performed experiment for the first time about

Choose an answer

Interference

Diffraction

Polarization

Particle nature of light

the work done in isochoric process is.

Choose an answer

Constant

Variable

Zero

Depend upon condition

The formula of centripetal acceleration is

Choose an answer

Speed of sound in aluminum at 20 ^oC is.

Choose an answer

3600 m/s

5100 m/s

5130 m/s

3500 m/s

A vector is denoted by

Choose an answer

Light face

Bold face

Both a and b

None of these

The time rate of change of angular displacements called.

Choose an answer

Linear velocity

Linear speed

Angular velocity

Angular speed

Sodium chloride in a flame gives

Choose an answer

Green light

White light

Red light

Yellow light

The direction of angular velocity is determined.

Choose an answer

Left hands rule

Head to tail rule

Right hand rule

General rule

For angular momentum of system to remain constant, external torque should be.

Choose an answer

Small

Large

Zero

None

The moment of inertia is analogue to

Choose an answer

Mass

Weight

Torque

Force

the change in internal energy is defined as

Choose an answer

Q - W

Q-T

Q + P

Q - P

More Classes

Other Links

Physics ICS Part 1 Full Book Mcq's 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

Choose an answer

Choose an answer

Choose an answer

Choose an answer

Choose an answer