PPSC Physics Practice Test – Important MCQs with Correct Answers

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PPSC Physics Exam Free Preparation

If you are looking for a free PPSC Physics test, you are in the right place. Click on the chapter-wise tests given to prepare for the test by attempting the most-relevant MCQs. The questions are provided in a chapter-wise test so you can improve your preparation for the exam on a chapter-wise basis. It gets lonely when you are the only one preparing for the exams, isn’t it? On IlmKiDunya.com PPSC physics online test preparation portal, you can compare your test results with other candidates. The comments section is also open for you to share tips and find relevant information about the PPSC Physics test.

PPSC Physics Mcq's For Full Book

Try The PPSC Physics Mcq's For Full Book

  • Total Questions30

  • Time Allowed30

PPSC Physics Mcq's For Full Book

00:00
Question # 1

The neutral atoms of all isotopes of the same element contain the same numbers of.

Question # 2

Artificial polymers are made by a chemicals reaction known as.

Question # 3

The phase velocity is the velocity of a point that moves with a wave at constant phase it is also called.

Question # 4

The scientist who first noted that a compass needle was deflected when in the neighborhood of a current carrying wire was.

Question # 5

In the experiment of production of X rays electrons are accelerated towards the anode by

Question # 6

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

Question # 7

When mas of a string is increased 4 times its original valve, the velocity of the wave.

Question # 8

Electromagnetic wave theory was proposed by

Question # 9

J.R. Rydberg Obtained a formula to describe the wavelength of the hydrogen atom in

Question # 10

Which is not the strongest and the most familiar type of magnetism.

Question # 11

The relation between angle of incidence and angle of refraction is known as.

Question # 12

Which of the following is not a mode of radioactive decay

Question # 13

If temperature of the sink is decreased the efficiency of a Carnot engine

Question # 14

Which quantity has different units from the other three.

Question # 15

On which temperature scale a degree is 1/180 of the interval between the freezing point and the boiling point.

Question # 16

The capacity of a spherical conductor is numerically equal to its.

Question # 17

How are the electrons produced in a cathode ray tube.

Question # 18

When the angel of incidence becomes larger than the critical angle no refraction occurs This is known is.

Question # 19

The product of force and duration of impact is called.

Question # 20

The half life of a radioactive substance is 6 years What is the time taken by 12 g of this substance to decay completely.

Question # 21

Two unchanged objects A and B are rubbed against each other, when object B is placed near a negatively charged object C the two objects repel each other Which of these statements is true abut object A.

Question # 22

A charged capacitor has charge on its

Question # 23

The speed of bodies exceeding the speed of sound is called.

Question # 24

Which one fo the following is based on the diffraction and repulsion of electric charge.

Question # 25

It is possible is distinguish between transvers and longitudinal waves from the property of.

Question # 26

At room temperature the p.d. between the two sides of depletion region for germanium is of the order of.

Question # 27

What does a dynamo generate

Question # 28

Loss of power is optical fibre result into

Question # 29

Which of the following propagates at the same speed as velocity of light.

Question # 30

X-rays can cause


Here is List Of Chapter Wise Tests

Ch. # Test Name MCQs Available PDF File Launch Test
1 0 Download PDF Launch Test
1 PPSC Physics Topic 1 Mechanics 368 Download PDF Launch Test
2 PPSC Physics Topic 2 Structural Properties of Matter 124 Download PDF Launch Test
3 PPSC Physics Topic 3 Thermal Properties of Matter 256 Download PDF Launch Test
4 PPSC Physics Topic 4 Geometrical Optics 222 Download PDF Launch Test
5 PPSC Physics Topic 5 Waves and Wave Properties of Light 294 Download PDF Launch Test
6 PPSC Physics Topic 6 Electricity and Magnetism 530 Download PDF Launch Test
7 PPSC Physics Topic 7 Modern Physics 403 Download PDF Launch Test
8 PPSC Physics Topic 8 Scientists, Their Inventions and discoveries 114 Download PDF Launch Test

Top Scorers of PPSC Physics Mcq's For Full Book

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    Ramsha Shabbir 23 - Apr - 2024 00 Min 16 Sec 28/30
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  • M
    Muhammad sajid 24 - Oct - 2024 08 Min 56 Sec 23/30
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    Ali Malik 20 - Apr - 2024 24 Min 26 Sec 18/30
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    BADAL lashari 28 - Jul - 2024 07 Min 20 Sec 17/30
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Sr.# Question Answer
1 Two waves which combine to produce a resultant by reinforcing each other of every point demonstrate.
A. Destructive interference
B. constructive interference
C. Refraction
D. polarization
2 Wave theory of light was proposed by
A. Newton
B. Thomas Young
C. Maxwell
D. Huygen
3 An instrument used to find the direction of the earths magnetic field is known as.
A. Magnetometer
B. Electroscope
C. Cyclotron
D. Particle accelerator
4 Which of the following factor will not affect the speed of sound i a medium.
A. Temperature
B. Pressure
C. Humidity
D. Mass
5 If two different masses have same momentum then the lighter one has more.
A. K.E. and velocity
B. Velocity only
C. Both K.E. and P.E.
D. Only P.E
6 Which of the following is a method of energy transfer.
A. Conduction
B. Wave motion
C. Radiation
D. All of these
7 The most convenient unit for energy at the atomic level is.
A. Joule
B. Watt second
C. Newton metre
D. Electron volt
8 The force that moves a rocket or a plane forward is called.
A. Lift
B. drag
C. Thrust
D. Turbulence
9 Who is generally credited with the invention of first optical microscope.
A. Hans Lippershery
B. Glavanni faber
C. Galileo
D. issac Newton
10 A physical quantity not directly involved in rotating motion is.
A. Moment of inertia
B. Mass
C. Angular velocity
D. Torque
11 For which position, will the maximum blood pressure in the body have the smallest value.
A. Standing up right
B. Sitting relaed
C. Lying horizontally
D. Standing on one's head
12 The SI unit of modulus of elasticity us
A. N m-2
B. N m-1
C. N m
D. N m -3
13 If velocity is doubled then
A. Momentum increase 4 time and K.E. increase 2 times
B. Momentum increases 2 times and K.E. remains constant
C. Momentum increases 2 times and K.E. increases 4 times
D. Both momentum and K.E. remain constant
14 Surface tension of a liquid may be defined as
A. Heat energy per unit area
B. P.E. per unit area
C. surface energy per unit area
D. K.E. per unit area
15 The product of velocity and cross sectional are for a liquid flowing through a pipe is a measure of the.
A. Rate of flow
B. Volume of fluid
C. Fluid pressure
D. Fluid friction
16 In the free expansion of a perfect gas there is no.
A. work done
B. Heat exchnged
C. Internal energy changed
D. All of the above
17 The length of Galilean telescope is given by
A. fo + fe
B. fo- fe
C. 1/fo - 1/fe
D. 1/fo = 1/fe
18 the depth of a pond is 4 m What is the apparent depth of the pond if the water level is 3.5 m high. The refractive index of water is 1.33
A. 1.9 m
B. 2.3 m
C. 3.13 m
D. 4.5 m
19 Resistance and resistivity of a substance
A. Increase with rise in temperature
B. Decrease with rise in temperature
C. Remains same at every temperature
D. Increases at high voltage
20 The SI unit of angular momentum is.
A. kg m-1 s
B. kg m2 s
C. kg m s-1
D. kg m2 s-1
21 In de Brogile model electron orbit must form
A. Spectrum
B. Wave packets
C. Franhoffer lines
D. Clouds
22 X-rays travels ins straight line with velocity
A. Less than light
B. Greater than light
C. Equal to light
D. Equal to sound
23 Which electrical component may be used to store electrical energy in a time delay circuit
A. Capacitor
B. Light dependent resistor
C. Resistor
D. Thermistor
24 For which material magnetic susceptibility is negative.
A. Paramagnetic
B. Diamagnetic
C. Ferromagnetic
D. All of these
25 Usually in an operational amplifier the inputs used are of
A. Equal voltage and same polarity
B. Equal voltage and opposite polarity
C. Different voltage and same polarity
D. Different voltage and opposite polarity
26 Viscosity of fluids with rise in temperature.
A. Increases
B. Decreases
C. Remains constant
D. Vanishes
27 When a force of 4 N acts on a body of mass 2 kg for a time of 2 s, the rate of change of momentum is.
A. 2 kg ms -1
B. 4 kg ms-1
C. 8 kg m s-1
D. 16 kg m s-1
28 The dioptre power of concave lens of 10 cm focal length is.
A. 0.1 dioptre
B. 1.0 diopter
C. 10 dioptre
D. -10 dioptre
29 Which of the following proves that light waves are transverse in nature.
A. Diffraction
B. Interference
C. Polarization
D. Refraction
30 When the frequency of A.C in L - C- R circuit is incrased the impedance of L-C-R circuit.
A. Increase
B. Decrease
C. Remain unchanged
D. First decrease and then increases

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