Class 8 Science Chapter 11 MCQ

Class 8 Science Chapter 11 MCQ (Multiple Choice Questions) of Force and Pressure for CBSE and State boards like UP board, MP board and other board who are following NCERT books for session 2021-2022.

All the questions are taken from latest NCERT books issued for new academic session. Practice with these questions to clear all of your doubts and to be confident in exams. Class 8 science chapter 11 MCQs covers the entire chapter and all the topics with suitable answers and explanation.

Class 8 Science Chapter 11 MCQ for 2021-2022

Class: 8Science
Chapter: 11Force and Pressure
Contents: MCQ Online Test with answers

MCQ Tests with Answers for Class 8 Science Chapter 11




Q1

Which of the following is not an example of muscular force?

[A]. A porter carrying a load on a wheel-barrow.
[B]. An apple falling from a tree.
[C]. A child riding a bicycle.
[D]. A person drawing water from a well.
Q2

Two boys A (left side) and B (right side) are applying force on a block. If the block moves towards the right, which one of the following statements is correct?

[A]. Magnitude of force applied by A is greater than that of B.
[B]. Magnitude of force applied by A is smaller than that of B.
[C]. Net force on the block is towards A.
[D]. Magnitude of force applied by A is equal to that of B.
Q3

Which of the following is not an example of the force of gravity?

[A]. A leaf falling from a tree.
[B]. A boy pushing a cart on a level plane.
[C]. A diver jumping into a swimming pool.
[D]. A stone falling from the top of a cliff.
Q4

When we press the bulb of a dropper with its nozzle kept in water air in the dropper is seen to escape in the form of bubbles. Once we release the pressure on the bulb, water gets filled in the dropper. The rise of water in the dropper is due to:

[A]. Pressure of water
[B]. Gravity of the earth
[C]. Shape of rubber bulb
[D]. Atmospheric pressure
Q5

During dry weather, while combing hair, sometimes we experience hair flying apart. The force responsible for this is:

[A]. Force of gravity.
[B]. Electrostatic force.
[C]. Force of friction.
[D]. Magnetic force.




Q6

Which of the following are contact forces?

[A]. Friction and Gravitational force
[B]. Gravitational force and Magnetic force
[C]. Friction and Muscular force
[D]. Gravitational force and Muscular force
Q7

Which one of the following forces is a contact force?

[A]. Force of gravity
[B]. Force of friction
[C]. Magnetic force
[D]. Electrostatic force
Q8

If we release a magnet held in our hand, it falls to the ground. The force responsible for this is:

[A]. Muscular force
[B]. Magnetic force
[C]. Electrostatic force
[D]. Gravitational force
Q9

A brick is kept in three different ways with the help of V, L, O shapes on a table. The pressure exerted by the brick on the table will be

[A]. Maximum in position V
[B]. Maximum in position O
[C]. Maximum in position L
[D]. Equal in all cases.
Q10

The same force “F” acts on four different objects having the areas given below, one by one. In which case the pressure exerted will be the maximum?

[A]. 20 m2
[B]. 50 m2
[C]. 10 m2
[D]. 100 m2



Q11

Which of the following represent correct values for the normal atmospheric pressure?

[A]. 101.3 kilopascals and 76 mm of mercury
[B]. 76 mm of mercury and 101.3 pascals
[C]. 101.3 kilopascals and 76 cm of mercury
[D]. 76 mm of mercury and 76 cm of mercury
Q12

A force can produce many effects. Choose the correct statements:

[A]. A force can change the speed of a moving object.
[B]. A force can change the direction of a moving object.
[C]. A force can change the shape and size of an object.
[D]. All the above
Q13

Read the following sentences carefully, and choose the incorrect one:

[A]. The force exerted by the muscles of the body is called muscular force.
[B]. The force which always opposes the motion of one body is called friction force.
[C]. A force which can be exerted by an object on another object on this through physical touching is called contact forces.
[D]. All the above
Q14

There is a magnetic force of repulsion between the like poles of two magnets. Priya is writing some statements, choose the correct statement and help her:

[A]. The force exerted by a magnet is called magnetic force.
[B]. There is a magnetic force of repulsion between the like poles of two magnets.
[C]. There is a magnetic force of attraction between the unlike poles of two magnets.
[D]. All the above
Q15

Bikash is doing his homework which is given by his teacher. Would you help him to choose the incorrect sentences?

[A]. The pull exerted by objects possessing mass is called gravitational force.
[B]. The force exerted by an electrically charged object is called electrostatic force.
[C]. The drinking straw works on the existence of atmospheric pressure.
[D]. None of the above



Q16

Payal is completed her science chapter where she wrote some statements. She wants to know whether the statements are correct or not? Payel wants to take help from you:

[A]. Pressure is produced when a force acts on an object.
[B]. The force with which the earth pulls the objects towards it, is called the force of gravity.
[C]. The gravitational force between the sun and the earth which holds the earth in its orbit around the sun.
[D]. None of the above.
Q17

Which of the following is not a non-contact force?

[A]. Electrostatic force
[B]. Gravitational force
[C]. Frictional force
[D]. Magnetic force
Q18

The force of 150 N is applied to an object of area 3 m2. Calculate the pressure.

[A]. 25 N/m2
[B]. 50 N/m2
[C]. 100 N/m2
[D]. 147 N/m2
Q19

Which of the following scientists gave the idea of the existence of gravitational force?

[A]. Einstein
[B]. James Watt
[C]. Faraday
[D]. Newton
Q20

Some mustard oil is kept in a beaker. It will exert pressure:

[A]. Downwards only
[B]. Sideways only
[C]. Upwards only
[D]. In all directions




Q21

A pressure of 10 kPa acts on an area of 0.3 m2. The force acting on the area will be:

[A]. [A] 3000 N
[B]. 30 N
[C]. 3 N
[D]. 300 N
Q22

A school bag has wide strap made of thick cloth so that:

[A]. [A] The weight of bag creates less pressure.
[B]. The weight of bag easily transfers the shoulder.
[C]. The shape of bag can hold more books.
[D]. The weight of bag controlled by air pressure and blood pressure.
Q23

The atmospheric pressure is usually measured in the unit of:

[A]. Newtons per square meter
[B]. Pascal
[C]. Cm of mercury
[D]. Mm of mercury
Q24

In the last year board examination, Rahul were asked a question where he had to choose the statement which was/were correct? Will you be able to answer this question?

[A]. The drinking straw works on the existence of atmospheric pressure.
[B]. The syringe works on the existence of atmospheric pressure.
[C]. A dropper works on the existence of atmospheric pressure.
[D]. All the above
Q25

When a force of 5 N acts on a surface, it produces a pressure of 500 Pa. The area of surface then must be

[A]. 10 cm2
[B]. 50 cm2
[C]. 100 cm2
[D]. 0.01 cm 2

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How to prepare chapter 11 of Class 8 Science?

Just read the complete chapter from NCERT Textbook and go through the exercise questions answers given at the end of the chapter of NCERT book. Now work on important questions and MCQ questions to learn thoroughly the entire chapter 11 of class 8 Science.