MCQ Questions for CBSE Class 8 Physics Quiz with Answers

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Multiple Choice Questions for Class 8th Physics Quiz with Answers

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Chemical Effects Of Electric Current Class 8 Physics MCQ Quiz

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Chemical Effects Of Electric Current Questions and Answers

Chemical Effects Of Electric Current Quiz Question Answer

Pure water is a ________ conductor of electricity.

 bad
Which of the following is a poor conductor of electricity? Distilled water
Why is a layer of zinc coated on iron? To protect it from corrosion
When electric current is passed through a conducting solution, there is a change of colour of the solution. This indicates
 the chemical effect of current.
Chromium has a shiny appearance and lt does not corrode True
Electroplating does not help metals to become hard
Boojhos uncle has set up an electroplating factory near his village. He should dispose off the waste of the factory
 according to the disposal guidelines of the local authority.
Which of the following substance upon dissolving a small amount in pure water, the resultant solution starts conducting electricity? NaCl
One of the most common applications of chemical effect of electric current is ______________.
 electroplating
_________ plating is done on objects such as car parts, bath taps, kitchen gas burners, bicycle handlebars, wheel rims because of its shiny appearance Chromium

Force And Pressure Class 8 Physics MCQ Quiz

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Force And Pressure Questions and Answers

Force And Pressure Quiz Question Answer
A ball of dough is rolled into a flat chapatti. Name the force exerted to change the shape of the dough.
 Compression Force
If you push a light object continuously, its speed: will keep on increasing.
Fill in the blanks:
A force applied on an object can change its ________. 
 state of motion
A body is imparted motion from rest to move in a straight line. If it is obstructed by an opposite force, then: the body is sure to slow down
The SI unit of force is:
 Newton
An object rests on a horizontal fricitionless surface. A horizontal force of magnitude F is applied. This force produces an acceleration:
 Always
Which of the following forces are called fundamental forces:
a) Gravitational force
b) Frictional force
c) Electrostatic force
d) Elastic force
e) Nuclear forces
f) Force due to surface tension		 a,c,e
The magnitude of non-contact force depends upon:
 Distance between two bodies
Fruits detached from a tree fall down due to force of gravity. We know that a force arises due to interaction between two objects. Name the objects interacting in this case.
 Earth and fruit
In which of the following events a pushing force is involved?
 Bowling

Friction Class 8 Physics MCQ Quiz

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Friction Questions and Answers

Friction Quiz Question Answer
Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

It is difficult to walk on ice because of:

 absence of friction.
If we imagine ideally smooth surfaces kept in contact, the frictional force acting between them is : zero
Aeroplanes are streamlined to reduce: fluid friction.
Sand is dusted to the railway tracks during rainy season to: increase the friction
Which among the following is best lubricant? Liquids
The limiting friction between two surfaces does not depend on height of the body.
A good lubricant should be highly viscous and non-volatile
A ball moving on a table top eventually stops. What is the reason ? due to friction between the ball and table
In a large commercial complex there are four ways to reach the main road. One of the path has loose soil, the second is laid with polished marble, the third is laid with bricks and the fourth has gravel surface. It is raining heavily and Paheli wishes to reach the main road. The path on which she is least likely to slip is:
 gravel surface

Light Class 8 Physics MCQ Quiz

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Light Questions and Answers

Light Quiz Question Answer
Choose the correct statement: Food derived from both animals and plants are important for healthy eyes
A ______ is an instrument used for observing objects from a hidden position. Periscope
Two plane mirrors are inclined to each other such that a ray of light incident on the first mirror $$(M_1)$$ and parallel to the second mirror $$(M_2)$$ is finally reflected from the second mirror $$(M_2)$$ parallel to the first mirror $$(M_1)$$. The angle between the two mirrors will be : $$60^o$$
To get three images of a single object, one should have two plane mirrors at an angle of : $$90^{\mathrm{o}}$$
When the light is very bright, then: Iris makes pupil contract
Plane mirrors are arranged parallel to each other to get : A large number of reflected images
What is the phenomenon of light coming back after hitting a smooth plane surface called? Reflection
________ is used to see enemy movements from trenches. Periscope
Image of our face in a plane mirror is : None of these

The angle of incidence is given by the angle :


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Some Natural Phenomena Class 8 Physics MCQ Quiz

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Some Natural Phenomena Questions and Answers

Some Natural Phenomena Quiz Question Answer
The safest place during a thunderstorm is: Inside a car
State whether the given statement is True or False :
Earthquakes occur all the time all over the world. 
 True
Electroscope is an instrument used to find the quantity of charge on different bodies. True
The natural calamity that cannot be predicted accurately in advance: Earthquake
State whether the given statement is True or False :
Tremors on the Earth can also be caused by the eruption of a volcano. 
 True
A lightning conductor is made up of: copper
Which of the following is safest way to protect yourself from lightning? Squat low on ground
Suppose you are in a car and it is raining heavily with thunderstorms. Then what is the best way to protect yourself from a possible thunder-strike? To remain in the car
A thunderstorm is generally accompanied by: Lightning
In which of the following states of India, earthquake is most likely to occur? Gujarat

Sound Class 8 Physics MCQ Quiz

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Sound Questions and Answers

Sound Quiz Question Answer
State whether given statement is True or False
Noise pollution can cause partial hearing impairment.
True
Frequency ($$\nu$$) and time period $$(T)$$ are related as $$\nu$$$$\times  T = 1$$
The frequencies below 20 Hz are known as infrasonic sounds. True
The pitch of a given sound can be measured by its ....................
 Frequency
Which of the following frequencies can be heard by a normal human being? $$10^4 Hz$$
Pitch of sound depends upon frequency of a vibrating body. True
The amplitude of the vibration of an ordinary conversation between two persons is approximately 10-9 metres
If the amplitude of a sound is doubled, then its
 None of the above
If frequency of a wave is 5 Hz, then it is Infrasonics
If the time period of a wave increases, then its frequency will Decrease

Stars And The Solar System Class 8 Physics MCQ Quiz

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Stars And The Solar System Questions and Answers

Stars And The Solar System Quiz Question Answer
The most massive planet in the solar system is _______ . Jupiter
Patterns of stars in the sky are called Constellations
The movement of Moon around Earth is called Revolution
What is sun?
 Star
Day and night are caused by ___________. Rotation of the earth
Red planet:Mars; hottest planet:_______. Venus
Ursa Major resembles:
 a bear
After sun, the star closest to the earth is : Alpha Centauri
Two third part of which planet is covered with water? Earth
Indra is the Indian name of Uranus

CBSE Class 8th Physics Sample Paper MCQ Questions with Answers

Free CBSE 8th Standard Physics Exam Mock Test will be of great help with all the concepts and subtopics in the subject. Identify your strengths and weaknesses by attempting the Physical Science Grade 8 Practice Questions and improve your scores in final exams. Get to know the Pattern of Questions that is being asked by solving the CBSE Class 8th Physics MCQ Quiz and build a stronger understanding of the subject.

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