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Laws of motion mcq for NEET. We covered all the Laws of motion mcq for NEET in this post for free so that you can practice well for the exam.
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mcq on Laws of motion for NEET Students
The frictional force acting on a car across different road types, arranged in increasing order, is
(a) mud, tar, concrete, and gravel roads
(b) tar, concrete, gravel, and mud roads
(c) concrete, tar, gravel, and mud roads
(d) gravel, mud, tar, and concrete roads
Option c – concrete, tar, gravel, and mud roads
Inertia refers to the tendency of a body to
(a) remain at rest unless acted upon
(b) maintain its state of uniform motion
(c) resist changes in its direction of motion
(d) all the above
Option d – all the above
An object will continue to move with constant speed and direction if
(a) the NET force on it is constantly increasing
(b) the NET force is perpendicular to the direction of movement
(c) the NET force acting on it is zero
(d) the force on the object is gradually reducing
From Newton’s laws, it is possible to derive
(a) second and third laws from the first law
(b) first and second laws from the third law
(c) third and first laws from the second law
(d) all three laws are mutually independent
Option c – third and first laws from the second law
Newton’s second law is used to determine
(a) acceleration
(b) force
(c) momentum
(d) angular momentum
Option b – force
The backward movement of a cannon after firing is explained by
(a) conservation of energy
(b) backward push from escaping gases
(c) Newton’s third law of motion
(d) Newton’s first law of motion
Option c – Newton’s third law of motion
Newton’s third law leads directly to the conservation of
(a) angular momentum
(b) energy
(c) Mass
(d) momentum
Option d – momentum
Rockets operate based on the principle of conservation of
(a) energy
(b) Mass
(c) momentum
(d) all of the above
Option c – momentum
The quantity obtained by multiplying Mass and velocity is called
(a) inertia
(b) momentum
(c) force
(d) change in momentum
Option b – momentum
The rate at which momentum changes is directly proportional to the
(a) balanced force applied
(b) unbalanced force in the same direction
(c) duration for which force is applied
(d) all the above
Option b – unbalanced force in the same direction
A book weighing 10 N rests on a table. The normal force exerted by the table is
(a) zero
(b) 10 N
(c) 20 N
(d) none of these
Option b – 10 N
If a body remains stationary, it means
(a) no force is acting on it
(b) the acting force is not in contact
(c) all acting forces cancel each other out
(d) it exists in a vacuum
Option c – all acting forces cancel each other out
When a horse suddenly starts running, the rider falls backward due to
(a) being pulled back
(b) fear of falling
(c) the upper body staying at rest due to inertia while the lower body moves
(d) none of the above
Option c – the upper body staying at rest due to inertia while the lower body moves
A man getting down from a moving bus tends to fall forward because
(a) inertia of rest leaves the road behind while the man moves ahead
(b) the upper body remains in motion while feet stop upon touching the ground
(c) leaning forward is habitual
(d) all of the above combined
Option b – the upper body remains in motion while feet stop upon touching the ground
A 10 N force is applied to a 20 kg object for 10 seconds. The change in momentum is
(a) 5 kg m/s
(b) 100 kg m/s
(c) 200 kg m/s
(d) 1000 kg m/s
Option b – 100 kg m/s
Swimming is possible due to
(a) Newton’s first law
(b) Newton’s second law
(c) Newton’s third law
(d) law of Gravitation
Option c – Newton’s third law
A man stands still in the middle of a frozen lake. He can reach the edge by applying Newton’s
(a) first law
(b) second law
(c) third law
(d) all of Newton’s laws
Option c – third law
Applying a force of 1 Newton corresponds to holding an object with a Mass of
(a) 102 grams
(b) 102 kg
(c) 102 milligrams
(d) none of these
Option a – 102 grams
Friction acts in which direction?
(a) same as the applied force
(b) same as motion
(c) opposite to the direction of motion
(d) none of the above
Option b – same as motion
Frictional force can be reduced by
(a) using smoother surfaces
(b) selecting a smooth plane
(c) applying lubricants
(d) all of these
Option d – all of these
When a bus suddenly accelerates, passengers standing tend to fall backward. This demonstrates
(a) Newton’s first law
(b) Newton’s second law
(c) Newton’s third law
(d) not related to Newton’s laws
Option a – Newton’s first law
The unit of momentum is equivalent to the unit of
(a) couple
(b) torque
(c) impulse
(d) force
Option c – impulse
A 1 kg object acted upon by a force of 1 Newton will experience
(a) a speed of 1 m/s
(b) a speed of 1 km/s
(c) an acceleration of 10 m/s²
(d) an acceleration of 1 m/s²
Option c – an acceleration of 10 m/s²
If the total unbalanced force on a moving object is zero, then the object will
(a) begin to accelerate
(b) move with constant velocity
(c) be unable to stay at rest
(d) none of the above
Option b – move with constant velocity
A hockey ball slows to a stop after being pushed because
(a) the player stopped pushing
(b) no unbalanced force was acting on it
(c) movement only occurs with constant pushing
(d) an opposing force acted upon it
Option d – an opposing force acted upon it
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