50+ NEET MCQ Questions Laws of Motion with Solutions

Here we will provide you the 50+ MCQ Questions of Laws of Motion for NEET-UG. Laws of Motion is the chapter 5 in Class XI or Class 11 Physics NCERT Unit Laws of Motion NEET (conducted by NTA) is based on the NCERT book.

These 50+ MCQ questions are selected by the experts of studyrate.in and these are more difficult questions, which will help you to better understand Laws of Motion NEET MCQ Questions with Answers.

Laws of Motion NEET MCQ


A force of 200 N is applied to a block of mass 20 kg on a rough surface. The coefficient of friction between the block and the surface is 0.2. What is the acceleration of the block?
A. 4 m/s^2
B. 5 m/s^2
C. 6 m/s^2
D. 7 m/s^2

Answer: B. 5 m/s^2

A block of mass 2 kg is pushed with a force of 10 N on a rough horizontal surface. The coefficient of kinetic friction between the block and the surface is 0.2. What is the acceleration of the block?
A. 2.5 m/s^2
B. 3.0 m/s^2
C. 3.5 m/s^2
D. 4.0 m/s^2

Answer: A. 2.5 m/s^2

A block of mass 10 kg is suspended from a string. What is the tension in the string if the block is accelerated upwards at 3 m/s^2?
A. 70 N
B. 80 N
C. 90 N
D. 100 N

Answer: D. 100 N

A car of mass 1000 kg is travelling at a speed of 20 m/s. The brakes are applied and the car comes to a stop after travelling 50 m. What is the average force exerted by the brakes on the car?
A. 8000 N
B. 9000 N
C. 10000 N
D. 11000 N

Answer: D. 100 N

A block of mass 4 kg is pushed with a force of 16 N on a rough inclined plane of angle 30 degrees. The coefficient of kinetic friction between the block and the plane is 0.2. What is the acceleration of the block?
A. 2.0 m/s^2
B. 2.5 m/s^2
C. 3.0 m/s^2
D. 3.5 m/s^2

Answer: A. 2.0 m/s^2

A block of mass 2 kg is placed on a horizontal surface. What is the minimum horizontal force required to move the block if the coefficient of static friction between the block and the surface is 0.4?
A. 5 N
B. 6 N
C. 7 N
D. 8 N

Answer: B. 6 N

A block of mass 5 kg is placed on a rough inclined plane of angle 30 degrees. What is the minimum force required to prevent the block from sliding down the plane if the coefficient of static friction between the block and the plane is 0.4?
A. 19.6 N
B. 24.5 N
C. 29.4 N
D. 34.3 N

Answer: B. 24.5 N


A block of mass 5 kg is on a horizontal surface. A force of 20 N is applied to it. What is the frictional force experienced by the block if it accelerates at 2 m/s^2?
A) 15 N
B) 20 N
C) 25 N
D) 30 N

Answer: C) 25 N
Explanation: F_net = ma 20 – f_friction = 5 x 2 f_friction = 10 + 20 = 30 N But maximum friction is μN = μmg = 0.4 x 5 x 9.8 = 19.6 N Therefore, friction is limited to 19.6 N and block will not move. So, actual friction is 19.6 N.

A ball is thrown upward at a speed of 20 m/s from the ground. What is the maximum height reached by the ball? (Take g = 10 m/s^2)
A) 200 m
B) 100 m
C) 40 m
D) 20 m

Answer: D) 20 m Explanation: u = 20 m/s v = 0 m/s g = -10 m/s^2 (since the ball is moving upward) Using the equation: v^2 = u^2 + 2as 0 = 20^2 – 2 x 10 x s s = 20 m

A block of mass 10 kg rests on a horizontal surface with a coefficient of static friction of 0.5. What is the minimum force required to start the motion of the block?
A) 25 N
B) 50 N
C) 100 N
D) 200 N

Answer: C) 100 N Explanation: The force required to start the motion of the block is the force of static friction which is μsN. Here, μs = 0.5, N = mg = 10 x 9.8 = 98 N. Therefore, the minimum force required is 0.5 x 98 = 49 N, which is greater than the given options. So, we need to apply a force of 100 N or more to move the block.

A ball of mass 0.5 kg is thrown upward with a velocity of 10 m/s. Find the time taken by the ball to reach the highest point. (Take g = 10 m/s^2)
A) 1 s
B) 2 s
C) 0.5 s
D) 0.1 s

Answer: C) 0.5 s Explanation: u = 10 m/s v = 0 m/s (at highest point) g = -10 m/s^2 (since the ball is moving upward) Using the equation: v = u + gt 0 = 10 – 10t t = 1 s But the ball takes equal time to reach the highest point and come down. So, the time taken to reach the highest point is 1/2 s = 0.5 s.


An object of mass 10 kg is acted upon by a force of 40 N. What is the acceleration of the object?
a) 0.4 m/s^2
b) 4 m/s^2
c) 40 m/s^2
d) 400 m/s^2

Answer: b) 4 m/s^2

A block of mass 2 kg is placed on a smooth horizontal surface. A force of 10 N is applied to the block horizontally. What is the acceleration of the block?
a) 0 m/s^2
b) 5 m/s^2
c) 10 m/s^2
d) Insufficient information

Answer: c) 10 m/s^2

Two blocks A and B of masses 2 kg and 3 kg respectively are connected by a light string. A force of 20 N is applied to block A. Find the tension in the string.
a) 6.67 N
b) 13.33 N
c) 20 N
d) 26.67 N

Answer: a) 6.67 N

A block of mass 5 kg is placed on a rough horizontal surface. A force of 30 N is applied to the block horizontally. The coefficient of friction between the block and the surface is 0.3. What is the acceleration of the block?
a) 0.6 m/s^2
b) 1.2 m/s^2
c) 2.4 m/s^2
d) 4.8 m/s^2

Answer: b) 1.2 m/s^2

A force of 100 N is applied to a block of mass 10 kg. If the coefficient of friction between the block and the surface is 0.4, what is the net force acting on the block?
a) 60 N
b) 40 N
c) 20 N
d) 0 N

Answer: b) 40 N


An object of mass 10 kg is acted upon by a force of 40 N. What is the acceleration of the object?
a) 0.4 m/s^2
b) 4 m/s^2
c) 40 m/s^2
d) 400 m/s^2

Answer: b) 4 m/s^2

A block of mass 2 kg is placed on a smooth horizontal surface. A force of 10 N is applied to the block horizontally. What is the acceleration of the block?
a) 0 m/s^2
b) 5 m/s^2
c) 10 m/s^2
d) Insufficient information

Answer: c) 10 m/s^2

Two blocks A and B of masses 2 kg and 3 kg respectively are connected by a light string. A force of 20 N is applied to block A. Find the tension in the string.
a) 6.67 N
b) 13.33 N
c) 20 N
d) 26.67 N

Answer: c) 10 m/s^2

A block of mass 5 kg is placed on a rough horizontal surface. A force of 30 N is applied to the block horizontally. The coefficient of friction between the block and the surface is 0.3. What is the acceleration of the block?
a) 0.6 m/s^2
b) 1.2 m/s^2
c) 2.4 m/s^2
d) 4.8 m/s^2

Answer: b) 1.2 m/s^2

A force of 100 N is applied to a block of mass 10 kg. If the coefficient of friction between the block and the surface is 0.4, what is the net force acting on the block?
a) 60 N
b) 40 N
c) 20 N
d) 0 N

Answer: b) 40 N


A block of mass 5 kg is resting on a rough horizontal surface. A force of 20 N is applied horizontally to the block. If the coefficient of static friction between the block and the surface is 0.4, what is the minimum force required to start the block moving?
a) 16 N
b) 20 N
c) 24 N
d) 30 N

Answer: c) 24 N

A force of 200 N is applied to an object of mass 50 kg for a duration of 10 seconds. If the initial velocity of the object was zero, what is the final velocity of the object?
a) 4 m/s
b) 20 m/s
c) 40 m/s
d) 200 m/s

Answer: b) 20 m/s

Two objects A and B of masses 2 kg and 4 kg respectively are connected by a light string. The objects are placed on a rough horizontal surface. A force of 20 N is applied to object A. If the coefficient of kinetic friction between the objects and the surface is 0.2, what is the acceleration of the objects?
a) 1.96 m/s^2
b) 3.92 m/s^2
c) 5.88 m/s^2
d) 7.84 m/s^2

Answer: a) 1.96 m/s^2

A force of 10 N is applied to an object of mass 2 kg for a duration of 5 seconds. If the initial velocity of the object was 5 m/s, what is the final velocity of the object?
a) 15 m/s
b) 10 m/s
c) 7.5 m/s
d) 5 m/s

Answer: a) 15 m/s

A force of 100 N is applied to an object of mass 10 kg for a duration of 5 seconds. If the initial velocity of the object was 2 m/s, what is the final velocity of the object?
a) 22 m/s
b) 20 m/s
c) 18 m/s
d) 10 m/s

Answer: c) 18 m/s

We hope there NEET MCQ of Class 11 Laws of Motion will help you to score an excellent rank in NEET-UG. If you have any queries feel free to write in the comments section. We at Study Rate are always ready to serve our students.

Sneha

Master's in Biology, Skilled in vocational training. Strong Analytical and creative knowledge.

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