MCQ on Laws of motion: Previous trends reveal that NEET/JEE aspirants find Physics as the most challenging section amongst the other sections. But most of them fail to decipher the reason behind this. This particularly can be as the candidates taking up this examination are predominantly medical aspirants with their subject of interest being Biology. Also, sections like Physics are more on theories, laws, numerical as opposed to Biology which is more of fact-based, life sciences and comprising of substantial explanations.

In this post we are providing you MCQ on Laws of motion, which will be beneficial for you in upcoming NEET, AIIMS, JEE, WBJEE, Medical and Engineering Exams.

MCQ on Laws of motion

Q1. Let two bodies be with masses 2kg and 5kg respectively. Let these bodies be at rest with the same force acting on them. Calculate the ratio of times that is required by both the bodies to reach the final velocity.
a) 2:5
b) 25:4
c) 5:3
d) 4:25

Q2. Let A, B, and C be the three blocks of mass 2kg each. These blocks are hanging over a pulley with the help of a string. What is the tension produced by the string connecting B and C?

a) 3.3 N
b) 0 N
c) 13.1N
d) 19.6 N

Q3. Which of the following should be constant for a body to have a constant momentum?
a) Acceleration
b) Force
c) Velocity
d) All of the above

Q4. What is the force acting on the particle if the motion of the particle is given as y=ut+12gt^2
a) F = ma
b) F = 0
c) F = mg
d) F ≠ 0

Q5. A particle of mass m is given an impulse such that the velocity of the particle changes from v1 to v2. The impulse is equal to
a) m(v2 + v1)
b) m(v2 – v1)
c) m (|v2|-|v1|)
d) 12(v2^2−v2^1)

Q6. Consider three masses of 1kg, 3kg and 6kg which are connected to each other and are placed horizontally on the table. Calculate the acceleration of this system. Consider g = 10m/s.

a) 3
b) 0
c) 1
d) 2

Q7. Choose the correct statement
a) A body can be accelerated by frictional force
b) There can be zero friction
c) Kinetic friction is greater than rolling friction
d) Frictional force and area of contact between the two surfaces are proportional

Q8. From the following diagram, select the correct diagram when a vessel containing water is given a constant acceleration towards the right along the straight line.

Q9. Consider a car that overturns while taking a turn. Select the option that is experienced by the wheels of the car.
a) First, both inner, as well as the outer wheel, leave the ground
b) First, the inner wheel leaves the ground
c) The inner wheel experiences no change
d) None of the above

Q10. Consider two bodies of masses A and B such that these two bodies are connected by using a massless spring. Also, force F is acting on the body B. What will be the acceleration of B if A has an acceleration of a?

a) a
b) F-T
c) \((\frac{F}{m}-a)\)
d) \((a-\frac{F}{m})\)

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By Team Learning Mantras