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Motion in a Straight Line Class 11 NEET MCQs. We covered all the Motion in a Straight Line Class 11 online test for NEET MCQ PDF download in this post for free so that you can practice well for the exam.
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Motion in a Straight Line Class 11 NEET MCQs for Students
A body starts moving in a straight line from rest. If it is suddenly acted upon by an opposing force, then
a) The body must change its direction
b) The body will definitely slow down
c) The body will continue moving at the same speed in the same direction
d) None of these
Option b – The body will definitely slow down
When a body moves away from the origin in a straight line under constant retardation, which of the following reduces?
a) Speed
b) Acceleration
c) Displacement
d) None of these
Option a – Speed
Which of the following is not an example of straight-line motion?
a) An airplane speeding up along a straight path
b) A body moving in a perfect circle
c) A wheel rolling at steady speed on the road
d) A body rolling down a sloped surface
Option b – A body moving in a perfect circle
When a particle moves with constant velocity, which of these changes?
a) Speed
b) Velocity
c) Acceleration
d) Position vector
Option d – Position vector
Which of the following statements is incorrect?
a) A body can have zero velocity but still be accelerating
b) A body can move with constant velocity while its speed changes
c) A body can maintain constant speed while its velocity changes
d) A body’s velocity direction can change even if its acceleration remains constant
Option b – A body can move with constant velocity while its speed changes
What primarily decides the shape of a particle’s path?
a) Speed
b) Velocity
c) Acceleration
d) Both velocity and acceleration
Option d – Both velocity and acceleration
When a body is thrown upwards and reaches its highest point
a) Its acceleration is minimum
b) Both velocity and acceleration become zero
c) Velocity becomes zero, but acceleration is maximum
d) Velocity is zero and acceleration equals gravitational acceleration
Option d – Velocity is zero and acceleration equals gravitational acceleration
A train is moving east, and a car is traveling north at the same speed. To a passenger on the train, the car appears to be moving
a) In the east-north direction
b) In the west-north direction
c) Towards the southeast
d) None of these
Option b – In the west-north direction
If a body moves in a circular path at constant speed
a) Velocity is constant and acceleration is zero
b) Both velocity and acceleration continuously change direction
c) Both velocity and acceleration keep increasing
d) Velocity remains constant but acceleration direction changes
Option b – Both velocity and acceleration continuously change direction
When a car traveling north applies brakes, it will
a) Have no acceleration
b) Experience acceleration towards the south
c) Experience acceleration towards the north
d) Accelerate either east or west
Option c – Experience acceleration towards the north
A passenger tosses a coin inside a moving train. If the coin falls behind him, the train must be ( Motion in a Straight Line Class 11 NEET MCQs )
a) Accelerating
b) Decelerating
c) Moving at constant speed
d) Any of the above
Option a – Accelerating
An object will continue to move at constant velocity when
a) All forces on it are balanced
b) No external force acts on it
c) Both (a) and (b)
d) Either (a) or (b)
Option c – Both (a) and (b)
Frictional force acts
a) In the direction of the applied force
b) In the direction of motion
c) Opposite to the direction of motion
d) None of these
Option b – In the direction of motion
Which of the following situations shows no acceleration or deceleration? ( Motion in a Straight Line Class 11 NEET MCQs )
a) Moving upward with decreasing speed
b) Moving downward with increasing speed
c) Moving at constant speed along a circular path
d) Moving at constant speed along a straight horizontal path
Option d – Moving at constant speed along a straight horizontal path
A body initially moving at 15 m/s accelerates at 10 m/s². What is its speed after 10 seconds?
a) 110 m/s
b) 105 m/s
c) 120 m/s
d) 115 m/s
Option d – 115 m/s
When a particle moves for a certain period, which of these can be zero? ( Motion in a Straight Line Class 11 NEET MCQs )
a) Distance
b) Displacement
c) Speed
d) None of these
Option b – Displacement
The ratio of average velocity to average speed is ( Motion in a Straight Line Class 11 NEET MCQs )
a) Always less than one
b) Always equal to one
c) Always greater than one
d) Less than or equal to one
Option d – Less than or equal to one
When the maximum height reached by a projectile is the greatest, which of the following is the highest?
a) 1.255 m
b) 4.9 m
c) 2.45 m
d) None of the above
Option a – 1.255 m
One object is dropped, and at the same moment, another is thrown downward at 1 m/s. After how many seconds will the distance between them be 18 meters? ( Motion in a Straight Line Class 11 NEET MCQs )
a) 16 seconds
b) 18 seconds
c) 19 seconds
d) 6 seconds
Option b – 18 seconds
Two cars are moving towards each other on a straight road at 10 m/s and 12 m/s. When they are 150 meters apart, both apply brakes and decelerate at 2 m/s² until stopping. How far apart will they be when both have stopped?
a) 85 meters
b) 99 meters
c) 89 meters
d) 76 meters
Option c – 89 meters
When the coefficient of restitution (e) is equal to which value, the bodies are perfectly elastic? ( Motion in a Straight Line Class 11 NEET MCQs )
a) e = 1
b) e = 0.5
c) e = 0.8
d) e = 0
Option a – e = 1
For a point object to be in equilibrium under the influence of more than three forces, the forces must form
a) Coplanar forces
b) Collinear forces
c) A closed polygon
d) Forces in random directions
Option c – A closed polygon
Rockets operate based on the conservation of ( Motion in a Straight Line Class 11 NEET MCQs )
a) Mass
b) Energy
c) Linear momentum
d) Angular momentum
Option c – Linear momentum
A rifle fires a bullet straight upwards at a muzzle speed of 330 m/s. The distance the bullet travels after one second is
a) (330 + 4.9) m
b) 330 m
c) (330 – 4.9) m
d) None of these
Option c – (330 – 4.9) m
When a carpet is struck with a stick and dust falls off, this demonstrates ( Motion in a Straight Line Class 11 NEET MCQs )
a) Newton’s second law
b) Newton’s first law
c) Newton’s third law
d) None of these
Option b – Newton’s first law
If a lift is descending at constant speed and a passenger drops a coin, the acceleration of the coin towards the floor is ( Motion in a Straight Line Class 11 NEET MCQs )
a) Zero
b) Negative g
c) u + g
d) g
Option d – g
Three identical masses A, B, and C of 2 kg each hang over a frictionless pulley. The tension in the string between B and C is
a) 13 N
b) 19.6 N
c) 10.33 N
d) Zero
Option a – 13 N
Why does a gun recoil when fired? ( Motion in a Straight Line Class 11 NEET MCQs )
a) Initially, both bullet and gun are stationary, so the total momentum is zero.
b) The bullet moves forward rapidly after firing.
c) To conserve momentum, the gun moves backward.
d) All the above
Option d – All the above
To stop a moving object, which of the following is required? ( Motion in a Straight Line Class 11 NEET MCQs )
a) Balanced forces
b) Unbalanced forces
c) A single force
d) None of these
Option a – Balanced forces
The inertia of an object depends on its
a) Mass
b) Size
c) Material
d) Density
Option a – Mass
Akhtar, Kiran, and Rahul are traveling in a fast-moving car when an insect hits the windshield and gets stuck. Which statement is correct? ( Motion in a Straight Line Class 11 NEET MCQs )
a) Kiran believes the insect experienced a larger momentum change.
b) The car’s large speed exerted a stronger force on the insect.
c) Rahul argued both the car and the insect experience equal forces and momentum changes.
d) All statements are incorrect.
Option c – Rahul argued both the car and the insect experience equal forces and momentum changes.
If two masses are in the ratio 1:4, their inertia ratio is ( Motion in a Straight Line Class 11 NEET MCQs )
a) 1:4
b) 4:1
c) 2:1
d) 1:2
Option a – 1:4
A ball thrown straight up will have what momentum at its highest point?
a) Maximum
b) Minimum
c) Zero
d) Cannot be determined
Option c – Zero
When a stone is tied to a string and swung in a circle, if the string breaks, the stone will ( Motion in a Straight Line Class 11 NEET MCQs )
a) Move tangentially in a straight line due to directional inertia
b) Fall due to inertia of rest
c) Move along a curved path due to inertia of motion
d) None of these
Option a – Move tangentially in a straight line due to directional inertia
Action and reaction forces act on
a) The same body
b) Different bodies
c) No body at all
d) All of the above
Option b – Different bodies
Stopping a tennis ball is easier than stopping a cricket ball moving at the same speed because ( Motion in a Straight Line Class 11 NEET MCQs )
a) The tennis ball has less mass
b) The tennis ball has lower momentum
c) Less force is needed to stop the tennis ball
d) All the above
Option d – All the above
Dust comes out of a carpet when it is struck because of
a) Inertia of rest
b) Inertia of motion
c) Inertia of direction
d) None of these
Option a – Inertia of rest
It is recommended to tie luggage on the roof of a bus because
a) Unsecured luggage may fall backward onto the road
b) Luggage moves forward as the bus accelerates
c) Due to inertia, luggage can slide forward or backward
d) All the above
Option c – Due to inertia, luggage can slide forward or backward
A batsman hits a cricket ball, which rolls and eventually stops. Why does the ball stop? ( Motion in a Straight Line Class 11 NEET MCQs )
a) The batsman did not hit hard enough
b) Velocity depends on the force applied
c) A force opposes the ball’s motion
d) The ball naturally comes to rest without unbalanced forces
Who stated that an object in motion continues in motion unless acted upon by an external force? ( Motion in a Straight Line Class 11 NEET MCQs )
a) Aristotle
b) Galileo
c) Newton
d) Dalton
Option b – Galileo
When the total external unbalanced force on an object is zero, the object is said to be in ( Motion in a Straight Line Class 11 NEET MCQs )
a) Equilibrium
b) Motion
c) Inertia of motion
d) Uniform motion
Option a – Equilibrium
The inertia of an object is directly related to its ( Motion in a Straight Line Class 11 NEET MCQs )
a) Shape
b) Volume
c) Mass
d) Surface area
Option c – Mass
Newton described “mass in motion” as
a) Linear momentum
b) Inertia of motion
c) Newton’s third law
d) Inertia at rest
Option a – Linear momentum
If an object experiences zero net external force, which statement is true? ( Motion in a Straight Line Class 11 NEET MCQs )
a) The object can still have a constant non-zero velocity.
b) Only a non-zero force can cause motion.
c) The object can continue moving with no change in velocity.
d) None of these
Option c – The object can continue moving with no change in velocity
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