Question # 1

The SI unit of power is

Choose an answer

Joule

Newton

Watt

Kilowatt

A layer over the central core of the jacke is called.

Choose an answer

Jacket

Plastic

Cladding

Rubber

Image formed by a concave lens is

Choose an answer

Real

Virtual

Erect

None of these

In rotational motion the torque is equal to rate of change of

Choose an answer

Angular velocity

Linear momentum

Angular momentum

Angular acceleration

Heat is form of.

Choose an answer

Power

Momentum

Energy

Torque

The blue colour of sky is due to

Choose an answer

diffraction

Reflection

Polarization

Scattering

10 N and 20 N are acting on a body of mass 2 kg the minimum acceleration will be.

Choose an answer

10 ms-2

20 ms-2

60 ms-2

5 ms-2

For a rocket , the change in momentum per second of the ejecting gases is equal.

Choose an answer

Acceleration of the rocket

Momentum of rocket

Velocity of rocket

Thrust acting on rocket

Diffraction is a special type of

Choose an answer

Reflection

Polarization

Interference

Refraction

A body has P.E. = mgh, when it is at height 'h' from the ground. At the point at the distance 'x' below from the top its P.E. with

Choose an answer

mgh

mgx

mg(x-h)

None of these

The speed \velocity of sound is greatest in.

Choose an answer

Air

Steel

Ammonia

Water

A body starting from rest attains angular acceleration of 5 rad s-2 in 2 second final angular velocity will be.

Choose an answer

10 rad s-1

7 rad s-1

3 rad s-1

2 rad s-1

The fluid is said to be incompressible, if its density is.

Choose an answer

Zero

Very high

Constant

Very small

The distance between the consecutive nodes is

Choose an answer

A communication satellite is used ot reflect the signal of.

Choose an answer

Microwaves

Radio waves

y rays

x -rays

The ability of a body to do work is called its

Choose an answer

Force

Power

Capacity

Energy

the example of mechanical waves is

Choose an answer

Water waves

Infrared waves

Radio waves

Ultraviolet waves

Rate of change of displacement is called

Choose an answer

Speed

Velocity

Kinetic energy

None of these

More Classes

Other Links

11th Class Part 1 Physics Test Online 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