50+ Newton’s Second Law of Motion MCQs and Answers

Newton’s Second Law of Motion MCQs and Answers are must for the aspirants who are preparing for various competitive examination. It covers the concept of Laws of Motion which is very important for any competitive exams. This Law of Motion topic is given most importance in various competitive exams like JEE Main, JEE Advanced, NEET, AIIMS etc. We also published the most important questions and answers “MCQ On Laws Of Motion (Class 11) with Answers”. Check it Now.

Newton’s Second Law of Motion MCQs

1. An example of variable mass system is _____

a) A car moving

b) A rocket taking off

c) A bicycle moving

d) A man walking

Answer: b

2. How do we calculate force in a variable mass constant velocity system?

a) F = ma

b) F = mv

c) F = v(dm/dt)

d) F = m/t

Answer: c

3. If the force acting on a body is 50 N, and the mass is 5 kg, what can be the acceleration of the body?

a) 10 m/s2

b) 80 m/s2

c) 8 m/s2

d) 0.8 m/s2

Answer: a

4. If the force acting on a body is 10 N, and the acceleration is 4 m/s2, what can be the mass of the body?

a) 2.5 Kg

b) 25 Kg

c) 0.25 Kg

d) 5 Kg

Answer: a

5. What is the force applied on a body with 5 kg of mass and an acceleration of 7 m/s2?

a) 35 N

b) 5 N

c) 7 N

d) 0 N

Answer: a

6. Unit of force is _____

a) Newton

b) Pascal

c) Byte

d) Gram

Answer: a

7. The unit ‘Newton’ is equivalent to ______

a) Kg-m/s2

b) Kg-m/s

c) Kg/m/s2

d) Kg2-m/s2

Answer: a

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