Free Force and Motion MCQs with Answers
1,416 Force and Motion MCQs from Physics, each with the correct answer and a written explanation of why it is correct. Free and unlimited, with no account needed.
Displacement, velocity and acceleration describe motion, including the horizontal and vertical components of projectile motion. The chapter connects these quantities with Newton's laws, momentum and impulse, then applies conservation of momentum to collisions, distinguishing elastic collisions from inelastic ones.
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1,416 questions · page 62 of 71
- A. The inner wheel which leaves the ground first
- B. The outer wheel which leaves the ground first
- C. both the wheels leave the ground simultaneously
- D. either wheel which leaves the ground first
Explanation: Explanation for this question will be added soon!
Correct answer: The inner wheel which leaves the ground first- A. Mass only
- B. Size only
- C. Mass and size
- D. Mass as well as distribution of mass about the axis of rotation
Explanation: The rotational energy of a body for a given angular speed depends on both its mass and the distribution of mass about the axis of…
Correct answer: Mass as well as distribution of mass about the axis of rotation1223. When a mass is rotating in a plane about a fixed point, its angular momentum is directed along:
- A. The radius
- B. Tangent to the orbit
- C. The line perpendicular to the plane of rotation
- D. None of these
Explanation: Angular momentum (L) is a vector quantity defined as the cross product of the position vector (r) and linear momentum (p): L=r×p For a…
Correct answer: The line perpendicular to the plane of rotation- A. π
- B. 2 π
- C. 6 π
- D. 120 π
Explanation: The explanation is given below: To find the angle turned through in 1 second in radians (θ), you can use the formula: θ=2πf Given that the…
Correct answer: 2 π- A. The horizontal component of velocity
- B. The vertical component of the velocity
- C. Pull of gravity
- D. Air resistance
Explanation: When a bomber drops its bombs while being vertically above the target, the bombs will have both horizontal and vertical components of…
Correct answer: The horizontal component of velocity- A. Angular acceleration
- B. Angular rotation
- C. Angular velocity
- D. Angular speed
Explanation: The angular displacement per second (per unit time) is called angular velocity.
Correct answer: Angular velocity- A. Radian s-1
- B. Meter s-1
- C. Degree s-1
- D. Revolution s-1
Explanation: The unit of angular velocity (ω) in the International System of Units (SI) is radians per second (rad/s).
Correct answer: Radian s-1- A. 100 m
- B. 75 m
- C. 50 m
- D. 150 m
Explanation: When a ball is thrown vertically upwards, the maximum height it reaches can be calculated using the equation h = v₀² / (2g), where v₀ is…
Correct answer: 75 m- A. are
- B. is
- C. has
- D. have
Explanation: The subject of the sentence is 'one or the other of those fellows', which is treated as a singular subject.
Correct answer: has1230. Choose the correct one.
- A. It grows the best when the conditions are damp and the summer of 1928 was very damp.
- B. It grows best when the conditions are damp and summer of 1928 was very damp.
- C. It grows best when the conditions are damp and the summer of 1928 was much damp.
- D. It grows best when the conditions are damp and the summer of 1928 was very damp.
Explanation: The sentence is grammatically correct and uses the correct adjective phrase "very damp" to describe the summer of 1928.
Correct answer: It grows best when the conditions are damp and the summer of 1928 was very damp.- A. he and Mr. Christopher
- B. it
- C. they
- D. their
Explanation: "he and Mr. Christopher" is incorrect because the subject pronoun "he" should come after the proper noun "Mr.
Correct answer: he and Mr. Christopher- A. Doctor's
- B. Orders
- C. One
- D. Asked
Explanation: The word "one" itself is correct, but the punctuation following it is incorrect.
Correct answer: One- A. Shrewd
- B. Free
- C. Duty-Bound
- D. Forced
Explanation: Compel is synonymous to force, pressurise, or oblige.
Correct answer: Forced- A. Only conclusion I follows.
- B. Only conclusion II follows.
- C. Either I or II follows.
- D. Neither I nor II follows.
Explanation: The statement claims the camera's quality prevents spoiling a shot in any weather, which implies that it is easy to use for anyone…
Correct answer: Only conclusion II follows.- A. 62
- B. 58
- C. 26
- D. 42
Explanation: This series is generated by multiplying 2 by the sequence of prime numbers. The terms are 2×2, 2×3, 2×5, 2×7, 2×11, and so on.
Correct answer: 58- A. True
- B. False
- C. Uncertain
- D. None of these
Explanation: This follows a transitive relationship. If the number of apples > the number of lemons, and the number of lemons > the number of oranges…
Correct answer: True- A. Statement I is the cause and statement II is its effect
- B. Statement II is the cause and statement I is its effect
- C. Both the statements I and II are independent causes
- D. Both the statements I and II are effects of independent causes
- E. Both the statements I and II are effects of some common cause.
Explanation: Increased police presence and vigilance (Statement I) is a preventative measure designed to deter crime.
Correct answer: Statement I is the cause and statement II is its effect- A. Only I follows
- B. Only II follows
- C. Either I or II follows
- D. Neither I nor II follows
Explanation: Action I unfairly places the burden on the customers. The logical business response to high demand and customer complaints is to improve…
Correct answer: Only II follows- A. Linear velocity
- B. Linear momentum
- C. Linear acceleration
- D. Inertia
Explanation: The rotational momentum and "linear momentum both form the same function in a body, they are responsible for keeping the body moving in…
Correct answer: Linear momentum- A. I only
- B. I and II only
- C. I and III only
- D. III only
- E. I, II and III
Explanation: If there is no external force applied to the system, then the total momentum of that system remains constant.
Correct answer: I only