NEET Physics MCQ Questions and Answers. We covered all the NEET Physics MCQ Questions and Answers in this post for free so that you can practice well for the exam.
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MCQ on NEET Physics for Students
Find the number of days in a year on earth if it describes an orbit around the Sun, thrice its present radius.
(A) 1897 days
(B) 936 days
(C) 2424 days
(D) 1286 days
Option a – 1897 days
A satellite is moving around the earth at a distance x from the center of the earth. If the radius of the circular orbit is reduced by 5%, then the speed will increase by
(A) 3%
(B) 2.5%
(C) 1.5%
(D) 5%
Option b – 2.5%
A car moving with a speed of 72 km/h stops covering a distance of at least 5 m after applying brakes. If the same car is moving at a speed of 92 km/h, what is the minimum distance covered by it before coming to halt after the application of brakes?
(A) 2.61 m
(B) 8.16 m
(C) 7.64 m
(D) 5.28 m
Option b – 8.16 m
Two cars hit an object with a velocity of 40 m/s each and the angle between them is 60°, then the direction of the sum of the two vectors is
(A) 180°
(B) 30°
(C) 60°
(D) 90°
Option b – 30°
Calculate the speed with which a satellite is projected into an orbit if it revolves around the earth in a circular orbit at a distance of 5000 km from the surface of the earth. (g = 10 m/s²)
(A) 6 km/s
(B) 12 km/s
(C) 15 km/s
(D) 8 km/s
Option a – 6 km/s
The gravitational force on a body of mass 10 kg at the surface of the earth is 100 N. If the earth is a perfect sphere, the gravitational force on an object of mass 100 kg in a circular orbit of radius same as the diameter of the earth is
(A) 500 N
(B) 250 N
(C) 150 N
(D) 300 N
Option b – 250 N
Calculate the velocity of river water if a boat is moving with a speed of 10 km/hr in still water and it crosses the river of width 0.5 km along the shortest possible path in 10 minutes.
(A) 7 km/hr
(B) 9 km/hr
(C) 12 km/hr
(D) 10 km/hr
Option a – 7 km/hr
The bullet emerges from a barrel of length 1 m with a speed of 500 m/s. Assuming constant acceleration the approximate time it spends in the barrel after the gas is fired is
(A) I ms
(B) 4 ms
(C) 2 ms
(D) 6 ms
Option b – 4 ms
Find the acceleration due to gravity on the surface of the planet if the radius of the planet is 1/2 that of the earth and its mass is 1/60 times that of the earth.
(A) g/7
(B) g/30
(C) g/15
(D) g/20
Option c – g/15
The initial velocity of a body moving along a straight line is 8 m/s. If it covers a distance of 25 m in 8 s, then calculate the acceleration of the body.
(A) 1.69 m/s²
(B) 6.48 m/s²
(C) 4.28 m/s²
(D) 2.26 m/s²
Option d – 2.26 m/s²
In the scalar product of P and Q if the angle between them is 180°, then two vectors are
(A) parallel to each other.
(B) antiparallel to each other.
(C) perpendicular to each other.
(D) none of the above.
Option b – antiparallel to each other.
A vector of the same magnitude but directed opposite to that of the given vector, then it is a ………
(A) zero vector
(B) resultant vector
(C) negative vector
(D) position vector
Option c – negative vector
The velocity of two satellites A and B are 4v and respectively. If the radius of the circular orbit of 5v satellite A is 4R, then find the radius of satellite B.
(A) 7.31 R
(B) 2.56 R
(C) 1.56 R
(D) 4.28 R
Option b – 2.56 R
Find the net displacement of an airplane if it flies 500 m north and 200 m south and then flies 1000 m upward.
(A) 1506 m
(B) 1608 m
(C) 908 m
(D) 1044 m
Option d – 1044 m
The orbital velocity of INSAT 1-B is nearly
(A) 11.2 km/s
(B) 3.07 km/s
(C) 2.6 km/s
(D) 1.8 km/s
Option b – 3.07 km/s
What will be the maximum resultant tension when two tensile force of 2 N and 6 N a body acts on a body?
(A) 5 N
(B) 2N
(C) 4N
(D) 8N
Option d – 8N
If the horizontal velocity is greater than or equal to the escape velocity, then the satellite will
(A) be lost in space.
(B) reach a certain height and fall down following a straight line path.
(C) reach a certain height and fall down following a parabolic path.
(D) will move in a circular path near the earth.
Option a – be lost in space.
The speed of two identical cars is 2u and 4u respectively. Find the ratio of the respective distances at which the two cars are stopped from that instant.
(A) 1 : 8
(B) 1:16
(C) 1 : 4
(D) 1 : 2
Option c – 1 : 4
The value of the acceleration due to gravity g at a point 9 km above the earth’s surface and 9 km below the earth’s surface are respectively
(A) 9.772 m/s², 9.786 m/s²
(B) 9.72 m/s², 0 m/s²
(C) 9.786 m/s², 9.772 m/s²
(D) 0 m/s², 9.786 m/s²
Option a – 9.772 m/s², 9.786 m/s²
The main scale of an instrument marked up to 12 cm is equally divided into 200 parts. Its secondary scale of 20 divisions coincides with 6 mm on the main scale. The least count of the instrument is
(A) 0.1 cm
(B) 0.03 cm
(C) 0.06 cm
(D) 0.01 cm
Option b – 0.03 cm
Find the height above the surface of the earth where g is one-third of its value at its surface is
(A) 0.73 R
(B) 0.5 R
(C) 1.43 R
(D) 0.1 R
Option a – 0.73 R
Find the ratio of the period of two satellites S₁ and S₂ which are revolving at a distance of 4R and 6R from their center.
(A) 0.54 : 1
(B) 0.84 : 1
(C) 0.14 : 1
(D) 0.34 : 1
Option a – 0.54 : 1
Calculate the displacement of the particle at the end of 2 seconds, if it starts from rest with a velocity of v = 4t² +9t + 1.
(A) 30.66 m
(B) 20.64 m
(C) 40.88 m
(D) 10.43 m
Option a – 30.66 m
The ratio of the radius of the earth to that of a planet is 5 : 1. The ratio of accelerations due to gravity on earth and on planet is 4 : 1. The ratio of the escape velocity from the surface of earth to that from the planet is nearly
(A) 5.5 : 1
(B) 3.5 : 1
(C) 2.5 : 1
(D) 4.5 : 1
Option d – 4.5 : 1
Calculate the velocity of the particle at t = 4 s if it starts from rest and moves with an acceleration of a = 4 (t-1).
(A) 5 m/s
(B) 16 m/s
(C) 10 m/s
(D) 12 m/s
Option b – 16 m/s
Assertion: AxB=BXA Reason: The cross product of two vectors is commutative. ( NEET Physics MCQ Questions and Answers )
(A) The assertion is True, Reason is True; Reason is a correct explanation for Assertion.
(B) The assertion is True, and Reason is True; Reason is not a correct explanation for Assertion.
(C) The assertion is True, Reason is False.
(D) The assertion is False, Reason is False.
Option d – The assertion is False, Reason is False.
The percentage error in the measurement of mass, acceleration due to gravity, and height are 1%, 2%, and 4% respectively. What will be the maximum error in the estimation of PE?
(A) 2%
(B) 8%
(C) 4%
(D) 7%
Option d – 7%
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