21+ Physics Quiz's -Practice Yourself for Civil Service Exams

Objective Bit Bank from Various Competitive Exams, General Science Chemistry, Physics & Biology Questions asked in Many Civil Service Exams with Key, Quiz on General Knowledge, GK Test,  Questions & Answers for UPSC IAS, SSC Tier 1, , Bank PO Clerical, Railway RRB, APPSC & TPSC

All the Questions provided here are collected from previous years competitive exams papers. So the users are advised to attempt every question and feel confident for upcoming exam.

Physics -GK Quiz for Civil Service Exams

Quiz 21- Physics -General Knowledge Question & Answers Quiz 20- Physics -General Knowledge Question & Answers Quiz 19- Physics -General Knowledge Question & Answers Quiz 18- Physics -General Knowledge Question & Answers Quiz 17- Physics -General Knowledge Question & Answers Quiz 16- Physics -General Knowledge Question & Answers Quiz 15- Physics -General Knowledge Question & Answers Quiz 14- Physics -General Knowledge Question & Answers Quiz 13- Physics -General Knowledge Question & Answers Quiz 12- Physics -General Knowledge Question & Answers Quiz 11- Physics -General Knowledge Question & Answers Quiz 10- Physics -General Knowledge Question & Answers Quiz 9- Physics -General Knowledge Question & Answers Quiz 8- Physics -General Knowledge Question & Answers Quiz 7- Physics -General Knowledge Question & Answers Quiz 6- Physics -General Knowledge Question & Answers Quiz 5- Physics -General Knowledge Question & Answers Quiz 4- Physics -General Knowledge Question & Answers Quiz 3- Physics -General Knowledge Question & Answers Quiz 2- Physics -General Knowledge Question & Answers Quiz 1- Physics -General Knowledge Question & Answers

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Quiz 21- Physics -General Science: General Knowledge Question & Answers

201 Q) "Assertion (A) A table cloth can be pulled from a table without dislodging the dishes. 

Reason (R) To every action there is always equal and opposite reaction."

(a)Both A and R are true and R is the correct explanation of A

(b)Both A and R are true but R is not the correct explanation of A

(c)A is true but R is false

(d)A is false but R is true

Show Answer

B

202 Q) Which one of the following forces lead to separation of the cream from the churned milk?.

(a)Gravitational force

(b)Cohesive force

(c)Centripetal force

(d)Centrifugal force

Show Answer

D

203 Q) In general what is the range of frequency of the "Message Signal"? .

(a)Radio frequency

(b) Audio frequency

(c) Both 'a' and 'b'

(d) Neither 'a' nor 'b'

Show Answer

A

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Quiz 20- Physics -General Science: General Knowledge Question & Answers

191 Q) Nearly 30% of the solar radiations return back to the space without contributing anything to the earth' s surface temperature. This amount of radiation is known as 

(a) black body

(b) tropopause

(cj earth's albedo

(d) mesopause

Show Answer

C

192 Q) "Assertion (A) Small liquid drops always assume spherical shape. 

 Reason (R) Liquid tends to have the minimum surface area due to surface tension."

(a)Both A and R are true and R is the correct explanation of A

(b)Both A and R are true but R is not the correct explanation of A

(c)A is true but R is false

(d)A is false but R is true

Show Answer

A

193 Q) "Consider the following statements 

I.Transverse waves occur when a disturbance creates oscillations perpendicular to the propagation. 

II.Longitudinal waves occur when the oscillations are parallel to the direction of propagation. 

Which of the following statements given above is/are correct? "

(a)Only I

(b) Only II

(c) Both I and II

(d) Neither I nor II

Show Answer

C

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Quiz 19- Physics -General Science: General Knowledge Question & Answers

181 Q) "Assertion (A) Stress is the internal force per unit area of a body. 

Reason (R) Rubber are more elastic than steel. "

(a)Both A and R are true and R is the correct explanation of A

(b)Both A and R are true but R is not the correct explanation of A

(c)A is true but R is false

(d)A is false but R is true

Show Answer

B

182 Q) "Which of the following wavelengths will suffer maximum deviation while passing through a prism? "

(a)Orange

(b) Red

(c) Green

(d) Violet

Show Answer

D

183 Q) In an satellite a space traveller tries to fill ink in a pen by dipping it in ink. The amount of the ink filled in the pen as compared to the quantity of ink filled on the earth's surface will be

(a) same

(b)less

(c) more

(d)None of these

Show Answer

B

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Quiz 18- Physics -General Science: General Knowledge Question & Answers

171 Q) A current I flows through a potential difference V in an electrical circuit containing a resistance R. The product of V and I i.e., VI may be understood as

(a)Resistance R

(b)Heat generated by the circuit

(c)Thermal power radiated by the circuit

(d)Rate of change of resistance

Show Answer

C

172 Q) The cat survive fall from a height much more than human or any other animal. It is because the cat

(a)Has elastic bones

(b)Has thick and elastic skin

(c)Can immediately adjust itself to land on all four paws and absorbs the impact of fall by bending

(d)None of the above

Show Answer

C

173 Q) When we speak into a microphone, what type of vibrations the diaphragm executes?

(a) Free

(b) Forced

(c) Resonant

(d) None of these

Show Answer

B

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Quiz 17- Physics -General Science: General Knowledge Question & Answers

161 Q) "Consider the following statements with reference to total internal reflection

 I.Shinning of diamond. 

II.Formation of mirage. 

Which of the statements given above is/are correct?. "

(a) Only I

(b) Only II

(c) Both I and II II

(d) Neither I nor

Show Answer

C

162 Q) "A radar beam is sent onto a moving aeroplane in opposite direction of its approach. In which of these way it will be affected?. "

(a) Its wavelength decreases

(b) Its wavelength increases

(c) It remains unaffected

(d) None of the above

Show Answer

A

163 Q) If the spinning speed of the earth is increased then the weight of body at the equator

(a)increases

(b) decreases

(c) doubles

(d) does not change

Show Answer

B

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Quiz 16- Physics -General Science: General Knowledge Question & Answers

151 Q) "In the electric supply lines in India, which parameter is kept constant? (CDS 2007) "

(a)Current
(b) Voltage
(c) Power
(d) Frequency

Show Answer

D

152 Q) "Stars are twinkling due to "

(a) diffraction
(b) refraction
(c) scattering
(d) reflection

Show Answer

B

153 Q) "Assertion (A): The ammeter is always connected in series whereas a voltmeter is connected in parallel. 
Reason (R): An ammeter is a low-resistance galvanometer while a voltmeter is high resistant galvanometer."

(a)Both A and R are true and R is the correct explanation of A
(b)Both A and R are true but R is not the correct explanation of A
(c)A is true but R is false
(d)A is false but R is true

Show Answer

A

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Quiz 15- Physics -General Science: General Knowledge Question & Answers

141 Q) "Why laser is used in the pipe alignment? "

(a)They are directional in nature

(b)They are coherent

(c)They are monochromatic

(d)None of the above

Show Answer

A

142 Q) "You placed a car in an open a parking area in a summer day. After a few hours, you noticed that the heat is trapped inside the car. This phenomenon is known as "

(a)Ozone depletion

(b)Greenhouse effect

(c)Solar effect

(d)Cosmic ray impingement

Show Answer

B

143 Q) Gravitational force shares a common feature with electromagnetic force. In both cases, the force is

(a)Between massive and neutral objects

(b)Between charged objects

(c)A short range

(d)A long range

Show Answer

A

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Quiz 14- Physics -General Science: General Knowledge Question & Answers

131 Q) A space ship is from earth to moon and back. The greatest energy required for the spaceship is to overcome the difficulty in

(a)Entering the earth's gravitational field

(b) entering the moon's lunar surface

(c)take off from the lunar surface

(d)take off the Earth's field

Show Answer

D

132 Q) Half portion of a rectangular piece of ice is wrapped with a white piece of cloth while the other half with black one. In this context, which one of the following statements is correct?

(a)Ice melts more easily under white cloth

(b)Ice melts more easily under black cloth

(c)No ice melts at all under the white cloth

(d)No ice melts at all under the black cloth

Show Answer

B

133 Q) "Consider the following statements 

I.     Electrons are universal constituents of matter.

II.  J.J. Thomson received the very first Nobel Prize in physics for discovering the electron. 

III. The mass of an electron is about 1/2000 that of neutron. 

IV. According to Bohr the linear momentum of the electron is quantised in the Hydrogen atom. Which of the statements given above are correct?."

(a)I, II, III and IV

(b) I, II and III

(c) II and III

(d) III and IV

Show Answer

D

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Quiz 13- Physics -General Science: General Knowledge Question & Answers

121 Q) "The blue colour of sky is due to the phenomenon of "

(a)Reflection
(b)Refraction
(c) Dispersion
(d) Scattering

Show Answer

C

122 Q) Which one of the following phenomena shows particle nature of light?.

(a)Polarisation
(b)Photo-electric effect
(c)Interference
(d) Refraction

Show Answer

B

123 Q) "Which one of the following materials will have maximum sound velocity? "

(a) He
(b) H2
(c) N2
(d) 02

Show Answer

A

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Quiz 12- Physics -General Science: General Knowledge Question & Answers

111 Q) "Consider the following statements with reference to X-rays I. They produce heat when absorbed by matter. II. They are generated when fast moving electron strike a metal target. III. They can penetrate through a thin sheet of aluminium. Which of the following statements given above are correct?."

(a)I, II and III

(b) I and II

(c) I and III

(d) II and III

Show Answer

A

112 Q) "Select the correct answer "

(a)two satellites moving the same circular orbit have the same angular momentum

(b)two satellites moving the same circular orbit have the same mass

(c)two satellites moving the same circular orbit have the same energy

(d)two satellites moving the same circular orbit have the same force

Show Answer

A

113 Q) "Soap helps in the cleaning of cloths because "

(a)It reduces surface tension

(b)It increases surface tension

(c)It absorbs the dirt

(d)Of some other reason

Show Answer

A

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Quiz 11- Physics -General Science: General Knowledge Question & Answers

101 Q) "Which one among the following correctly defines a unit magnetic pole in SI units? It is the pole which when placed in air at a distance of "

(a)1 foot from an equal and a similar pole repels it with a force of 1 pound

(b)1 metre from an equal and similar pole repels it with a force of 1 newton

(c)1 cm from an equal and a similar pole repels it with a force of 1 dyne

(d)1 metre from an equal and a similar pole repels it with a force of 1 newton/m2

Show Answer

b

102 Q) "When you pull out the plug connected to an electric appliance, you will often observe a spark. To which property of the appliance is this related?. "

(a) Resistance

(b) Inductance

(c) Capacitance

(d) Wattage

Show Answer

a

103 Q) "The scent sprayer is based on "

(a) Carle's law

(b) Boyle's law

(c)Archimede's principle

(d)Bernoulli's theorem

Show Answer

d

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Quiz 10- Physics -General Science: General Knowledge Question & Answers

91 Q) "Consider the following statements I.Atom bomb is an example nuclear fission, II.Hydrogen bomb is an example of nuclear fusion. Which of the statements given above is/are correct?."

(a) Only I

(b) Only II

(c)Both I and II

(d) Neither I nor II

Show Answer

c

92 Q) The most familiar form of radiant energy in sunlight that cause tanning and has the potential for causing melanoma in humans is called

(a) infra-red radiation

(b) visible radiation

(c) ultra-violet radiation

(d) microwave radiation

Show Answer

c

93 Q) Which one of the following planets is said to be "twin sister" of the Earth?.

(a) Mercury

(b) Venus

(c) Mars

(d) Jupiter

Show Answer

b

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Quiz 9- Physics -General Science: General Knowledge Question & Answers

81 Q) "Telescopes are placed in space to view distant galaxies primarily to "

(a) get closer to the observed objects

(b) avoid the absorption of light or other radiations in the atmosphere of the Earth

(c) avoid light pollution from the Earth's populated areas

(d) avoid steering the telescope against the Earth’s motion

Show Answer

c

82 Q) "The phenomenon of bursting of hydrogen balloon is based on "

(a)Charle's law

(b)Boyle's law

(c)Henry’s law

(d)Bernoulli's theorem

Show Answer

a

83 Q) "Consider the following statements I.Sputnik was the first artificial satellite in the world to be launched by Russia in 1957. II.Telsar was the first satellite launched by the USA. Which of the statements given above is/are correct?"

(a)Only I

(b) Only II

(c) Both I and II

(d) Neither I nor II

Show Answer

c

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Quiz 8- Physics -General Science: General Knowledge Question & Answers

71 Q) "During wind storm, the roofs of houses covered with Gl Sheets may be blown off because "

(a)Wind creates low pressure over the roof

(b)Wind creates high pressure over the roof

(c)Roofs are not tightly bound

(d)None of the above

Show Answer

a

72 Q) "In nuclear reaction which one of the following is conserved?. "

(a)Atomic number

(b) Mass number

(c)Atomic number, mass number and energy

(d)None of the above

Show Answer

c

73 Q) "Consider the following materials I. Bronze II. Graphite III.Dirty water IV. Concrete Which of the following materials given above are conductors?"

(a) I, II, III and IV

(b) I, II and III

(c) II and III

(d) II and IV

Show Answer

a

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Quiz 7- Physics -General Science: General Knowledge Question & Answers

61 Q) "A planet is moving around the sun in an elliptical orbit. Its speed is "

(a)Same at all points of the orbit

(b)Maximum when it is farthest from the sun

(c)Maximum when it is nearest to the sun

(d)None of the above

Show Answer

c

62 Q) "Assertion (A) A cyclist always bends inwards while negotiating a curve. Reason (R) By bending he lowers the centre of gravity. "

(a)Both A and R are true and R is the correct explanation of A

(b)Both A and R are true but R is not the correct explanation of A

(c)A is true but R is false

(d)A is false but R is true

Show Answer

b

63 Q) "Which of the following are electromagnetic waves? I. X-rays II. Visible light III. IR-rays IV. Alpha rays Select the correct answer using the codes given below"

(a)I, II, III and IV

(b) I, II and III

(c) II and III

(d) II and IV

Show Answer

b

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Quiz 6- Physics -General Science: General Knowledge Question & Answers

51 Q) A person standing at the middle point of a wooden ladder which starts slipping between a vertical wall and the floor of a room, While continuing to remain in a vertical plane. The path traced by a person standing at the middle point of the slipping ladder is

(a)a straight line

(b) a elliptical line

(c) a circular path

(d) a parabolic path

Show Answer

c

52 Q) "Which of the factors given above is/are responsible for the weightlessness while orbiting the Earth, in space? I. Acceleration II. Zero gravity Select the correct answer using the codes "

(a) Only I

(b) Only II

(c) Both I and II

(d) Neither I nor II

Show Answer

c

53 Q) "An objects is placed at the focus of a concave mirror. The image will be "

(a)Real, inverted, same size at the focus

(b)Real, upright, same size at the focus

(c)Virtual, inverted, highly enlarged infinity

(d)Real, inverted, highly enlarged at infinity

Show Answer

c

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Quiz 5- Physics -General Science: General Knowledge Question & Answers

Q) Cryogenic engines find application in

(a)washing machine

(b)frost free refrigerator

(c)rocket technology

(d)sub-marine propulsion

Show Answer

c

Q) "Consider the following machines I. Hydraulic lift II. Aneroid barometer Which of the machines given above is/are working on the "" Pascal's law”?. "

(a) Only I

(b) Only II

(c) Both I and II

(d) Neither I nor II

Show Answer

a

Q) "A liquid is kept in a regular cylindrical vessel up to a certain height. If this vessel is replaced by another cylindrical vessel having half the area of cross-section of the bottom, the pressure on the bottom will "

(a)remain unaffected

(b)be reduced to half the earlier pressure

(c)be increase to twice the earlier pressure

(d)be reduced to one-fourth the earlier pressure

Show Answer

a

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Quiz 4- Physics -General Science: General Knowledge Question & Answers

31 Q) "An astronaut of mass 60 kg is revolving around the Earth in a satellite. What will be his weight inside the satellite (assuming g = 10 m/s)? "

(a)180 N

(b)600 N

(c)Remain unchanged

(d)Zero

Show Answer

d

32 Q) "In a radioactive decay, a (3-particle is emitted. This happens because "

(a)A neutron is converted to proton and an electron is emitted

(b)Valence electron is driven out of the outer shell

(c)By product of transition of electron from inner to outer shell

(d)By product of transition of electron from outer to inner shell

Show Answer

a

33 Q) "A circular disc is to be made by using iron and aluminium so that it acquired maximum moment of inertia about the geometrical axis. It is possible with "

(a) iron at interior and aluminium surrounding to it

(b)aluminium at interior and iron surrounding to it

(c)using iron and aluminium layers in alternate order

(d)None of the above

Show Answer

b

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Quiz 3- Physics -General Science: General Knowledge Question & Answers

21 Q) "Which of the following waves can propagate in a vacuum and select the correct answer using the codes given below the list? 
I. Radio waves 
II. Lightwave 
III. X-ray 
IV. Ultrasonic sound Codes:"

(a)I, II, III and IV

(b)I, II and III

(b)I, II and III

(b)I, II and III

Show Answer

b

22 Q) A cold soft drink is kept on balance. When the cap is opened, then the weight

(a)increases

(b)decreases

(c)first increase then decrease

(d)remains same

Show Answer

c

23 Q) " Assertion (A) In an elastic collision of two billiard balls, the total KE is not conserved during the short time of collision of the balls. 
Reason (R) Energy spent against friction does not follow the law of conservation of energy. General Science 467"

(a)Both A and R are true and R is the correct explanation of A

(b)Both A and R are true but R is not the correct explanation of A

(c)A is true but R is false

(d)A is false but R is true

Show Answer

c

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