Question # 1

A force of 50 N acts on a body for 10 s What will be change in momentum.

Choose an answer

5 Ns

500 Ns

200 Ns

800 N s

Which of the following quantities is analogous to mass in electricty.

Choose an answer

Charge

Potential

Capacitance

Inductance

Colour of light is determined by its

Choose an answer

Amplitude

Velocity in air

Wavelength

State of polarization

The SI unit of decay constant is.

Choose an answer

m

m-1

s-1

N m-1

Which of the following is a clinical thermometer.

Choose an answer

Gas thermometer

Mercury thermometer

Alcohol thermometer

Radiation thermometer

A diode cn be used as

Choose an answer

Amplifier

Rectifier

Oscillator

Transistor

Alternating current generator consists of a coil and a pair of.

Choose an answer

Split rings

Slip rings

Metal rings

Copper rings

Which material has the larges resistivity.

Choose an answer

Silver

Germinium

Amber

Sulphur

The variation in the speed of sound with temperature is greater in.

Choose an answer

Gases

Metals

Liquids

Insulators

Which of the following quantity is defined in terms of the rate of change of electric displacement field.

Choose an answer

Conventional current

Electronic current

Displacement current

Pulsating current

If length of second pendulum becomes four times than its time period will become

Choose an answer

Two times

Four times

Six times

Eight times

When an arrow is shot from a bow, it has K.E. which is given to it by

Choose an answer

The elongated tail

The stretched string of bow

The throw of archer

The sharp arrows head

Intensity of the dark bands in interference pattern becomes zero when two waves.

Choose an answer

Of light are monochromatic

Are of the same frequency

Are of the same amplitude

Travel in opposite direction

A bat while flying determines the location and nature of object in his way by sending.

Choose an answer

Infrasonic waves

Ultrasonic waves

Supersonic waves

Ultraviolet waves

Both xenon and cesium each have

Choose an answer

24 isotopes

28 isotopes

32 isotopes

36 isotopes

It is deduced that a piece of metal is already a magnet if

Choose an answer

A copper wire is attracted to it

A copper wire is repelled by it

One end of a compass is repelled by it

Both ends of a compass needle are attracted to it.

Air bubble in water shines because of

Choose an answer

Reflection

Refraction

Diffraction

Total internal reflection

In an ideal case, when no K.E. is lost the collision is.

Choose an answer

Perfectly elastic

Perfectly inelastic

May or may not be elastic

May or may not be inelastic

The value of electric field intensity is.

Choose an answer

Volt

Coulomb

Newton

Newton coulomb

Refraction contributes to the formation of.

Choose an answer

Rainbows only

Mirages only

Echo

Rainbows and mirages

Which was the transparent front part of the eye that covers the pupil, iris and interior chamber.

Choose an answer

Cornea

Fovea

Sclera

Choroid

The viscosity of an ideal fluid is

Choose an answer

Infinity

Unity

Zero

0.5

The minimum angle of incidence for which total internal reflection can occur is called.

Choose an answer

Right angle

Acute angle

Critical angle

Obtuse angle

A bi convex lens of a material of refractive index 1.5 has the radius of curvature of each side equal to 50 cm the power of the lens will be.

Choose an answer

0.5 dipotre

1.0 dioptre

1.5 diopter

2.0dioptre

Since a diode permits the flow of current only in one direction so it can be used as.

Choose an answer

An oscillator

A rectifier

A phot deflector

A transistor

Interference fringe spacing depends on

Choose an answer

The wavelength of light used

The distance screen from the coherent sources

Separation between the sources

All of the above

Real gases obey gas laws only at

Choose an answer

Low pressure and high temperature

High pressure and low temperature

High pressure and high temperature

Low pressure and low temperature

Which law states that two given samples of an ideal gas at the same temperature pressure and volume contain the same number of molecules.

Choose an answer

Charles law

Avogadro's

Boyles law

Boizmann law

Fluid mechanics is the study of how fluid move and the other ting involved is

Choose an answer

Energy

Velocity

Forces

Position

The design of an airfoil uses

Choose an answer

Archimedes principle

Bernouli's principle

Pascal law

Hooke's law

Specially designed solid state detector can be used to detect.

Choose an answer

Alpha particles

Beta particles

Gama rays

X- rays

More Classes

Other Links

PPSC Physics Full Book 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

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