Question # 1

Monochromatic light passing through a thick prism is.

Choose an answer

Polarize

Disperesed

Diffracted

Deviated

What is the necessary condition for Boyle's law to hold good.

Choose an answer

Isothermal

Adiabatic

Isobaric

Isochoric

An A.C. dynamo operates on the principle of

Choose an answer

Mutual induction

Self induction

Electromagnetic induction

Mechanical induction

The value of principal quantum number for an ionized atom is.

Choose an answer

13.6 eV

27.2 eV

54.4 eV

100 eV

Solids have

Choose an answer

Fixed shape only

Fixed volume only

Fixed shape and volume

No fixed shape and volume

The central ring is bright in case of Newton's rigs produced by

Choose an answer

Reflection

Wedges

Refraction

Transmission

An Alpha particle is the same as

Choose an answer

A helium nucleus

A high speed electron

A hydrogen nucleus

Electromagnetic radiation of short wavelength

The specific heat of liquid

Choose an answer

Decreases with temperature

Increases with temperature

Remains constant with change in temperature

Increases with pressure

If the earth stopped rotating the weight of objects at either pole would.

Choose an answer

Be grater

Be less

Vary with altitude

Be the same before

Matter waves

Choose an answer

Are electromagnetic in nature

Travel with the speed of light

Can be diffracted

Are longitudinal waves

Which of the following is an electrostatic generator.

Choose an answer

Winshurst machines

Van de Graff generator

Electrophorus

All of the above

Which of the following properties of light does not very with the nature of the medium.

Choose an answer

Amplitude

Frequency

Wavelength

Time period

When we look at the sky during daytime the light that we see is sunlight that has been absorbed and then re radiated in different directions, This process is called.

Choose an answer

Scattering

Diffusion

Mirage

Rainbow

The static friction is.

Choose an answer

Always equal to dynamic friction

Always less than dynamic friction

Always greater than dynamic friction

Sometimes greater and sometimes less than dynamic friction

Who gave the idea of matter wave.

Choose an answer

De Broglie

Planck

Einstein

Huygen

The first super conductor was discovered in.

Choose an answer

1905

1911

1917

1923

To obtain is parallel beam from the headlight of a car it must be fitted with.

Choose an answer

A convex mirror

A concave mirror

A convex lens

A concave lens

The relation between the voltage and current that flows in a resistor is.

Choose an answer

V = 1/R

R = vi

V = I2 R

I = V /R

Who explained Browian movement quantitatively.

Choose an answer

Issac Newton

albert Einstein

James Maxewll

Robert Brown

Which electrical component may be used to store electrical energy in a time delay circuit

Choose an answer

Capacitor

Light dependent resistor

Resistor

Thermistor

The term radius of gyration relates to.

Choose an answer

Moment of force

Moment of inertia

Law of gravitation

simple harmonic motion

When sound waves enter a different medium the quantity that remains unchanged a.

Choose an answer

Wavelength

Speed

frequency

Intensity

In which one of the following states molecules do net leavt their position.

Choose an answer

Solid

Liquid

Gas

Plasma

The SI unit of heat capacity is.

Choose an answer

kg J

Kg J-1

J K-1

Kg J-1 K-1

The direction of induced emf during electromagnetic induction can be determined by making use of.

Choose an answer

Faraday's law

Ampere;s law

Lenz's law

Laplace law

A polaroid is

Choose an answer

A red light filter

A device used for a analyzing polarized light

A device used in polarimeter

An adjustable shutter

A small and a large rain drops are falling thgouth all.

Choose an answer

Large drop falls faster

Both move with same velocity

Small drop falls faster

Small drop does not fall

Why should household appliances be connected in parallel with the voltage source.

Choose an answer

To increase the resistance of the circuit

To decreases the resistance of the circuit

To provide each appliance the same voltage as the power source

To provide each appliance the same current as the power source.

A logic circuit whose output signal is '1' when inputs are different is.

Choose an answer

NAND gate

NOR gate

Exclusive OR gate

Exclusive NOR gate

Which particle has zero charge and zero rest mass.

Choose an answer

Neutron

Proton

Electron

Photon

A physical quantity not directly involved in rotating motion is.

Choose an answer

Moment of inertia

Mass

Angular velocity

Torque

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