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Question (1)

QN0026227

Which of the following best explains how force affects motion?

(A) Force changes only colour
(B) Force changes state of motion
(C) Force changes temperature only
(D) Force destroys matter

Correct Answer: B

Explanation:

Force can change the state of motion of an object.

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Question (2)

QN0026228

A force of 80 N acts eastward while another force of 30 N acts westward. Resultant force is:

(A) 110 N eastward
(B) 50 N eastward
(C) 50 N westward
(D) 110 N westward

Correct Answer: B

Explanation:

Opposite forces are subtracted. Net force = 50 N eastward.

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Question (3)

QN0026229

Balanced forces acting on an object produce:

(A) Acceleration
(B) Change in direction
(C) Zero net force
(D) Infinite speed

Correct Answer: C

Explanation:

Balanced forces cancel each other.

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Question (4)

QN0026230

Which statement correctly defines inertia?

(A) Ability to change shape
(B) Resistance to change in state of motion
(C) Ability to float
(D) Force of attraction

Correct Answer: B

Explanation:

Inertia resists changes in motion.

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Question (5)

QN0026231

A player kicks a football lying at rest. The football moves due to:

(A) Balanced force
(B) Friction only
(C) Unbalanced force
(D) Magnetic force

Correct Answer: C

Explanation:

Unbalanced force changes state of rest.

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Question (6)

QN0026232

A force of 45 N northward and 20 N southward act on a body. Resultant force equals:

(A) 65 N northward
(B) 25 N northward
(C) 25 N southward
(D) 65 N southward

Correct Answer: B

Explanation:

Net force = 45 − 20 = 25 N northward.

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Question (7)

QN0026233

Which force mainly slows down a moving bicycle on a road?

(A) Magnetic force
(B) Frictional force
(C) Buoyant force
(D) Electrostatic force

Correct Answer: B

Explanation:

Friction opposes motion.

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Question (8)

QN0026234

Newton’s First Law is also called the law of:

(A) Gravitation
(B) Inertia
(C) Momentum
(D) Pressure

Correct Answer: B

Explanation:

Newton’s First Law is known as the Law of Inertia.

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Question (9)

QN0026235

A body moving with constant velocity experiences:

(A) Unbalanced force
(B) Balanced forces
(C) Infinite acceleration
(D) No mass

Correct Answer: B

Explanation:

Constant velocity means net force is zero.

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Question (10)

QN0026236

A force of 120 N acts rightward while friction of 50 N acts leftward. Net force is:

(A) 170 N rightward
(B) 70 N rightward
(C) 70 N leftward
(D) 170 N leftward

Correct Answer: B

Explanation:

Resultant force = 120 − 50 = 70 N rightward.

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Question (1)

Which of the following best explains how force affects motion?

Explanation:

Link:

Question (2)

A force of 80 N acts eastward while another force of 30 N acts westward. Resultant force is:

Explanation:

Link:

Question (3)

Balanced forces acting on an object produce:

Explanation:

Link:

Question (4)

Which statement correctly defines inertia?

Explanation:

Link:

Question (5)

A player kicks a football lying at rest. The football moves due to:

Explanation:

Link:

Question (6)

A force of 45 N northward and 20 N southward act on a body. Resultant force equals:

Explanation:

Link:

Question (7)

Which force mainly slows down a moving bicycle on a road?

Explanation:

Link:

Question (8)

Newton’s First Law is also called the law of:

Explanation:

Link:

Question (9)

A body moving with constant velocity experiences:

Explanation:

Link:

Question (10)

A force of 120 N acts rightward while friction of 50 N acts leftward. Net force is:

Explanation:

Link:

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