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Question (41)

QN003591

A stationary object moves only when:

(A) Balanced forces act
(B) External unbalanced force acts
(C) Friction disappears completely
(D) Gravity becomes zero

Correct Answer: B

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Question (42)

QN003592

Which of the following best demonstrates balanced forces?

(A) A falling apple
(B) A car accelerating
(C) A book resting on table
(D) A kicked football

Correct Answer: C

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Question (43)

QN003593

The tendency of a moving object to continue moving is called:

(A) Inertia of rest
(B) Inertia of motion
(C) Fluid friction
(D) Elasticity

Correct Answer: B

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Question (44)

QN003594

A bus moving uniformly at 40 km/h suddenly stops. Passengers tend to move forward because their bodies want to:

(A) Remain at rest
(B) Continue in motion
(C) Increase acceleration
(D) Reduce mass

Correct Answer: B

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Question (45)

QN003595

A force of 65 N eastward and 65 N westward act on a body. Net force equals:

(A) 130 N eastward
(B) 65 N westward
(C) 0 N
(D) 130 N westward

Correct Answer: C

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Question (46)

QN003596

Which object has least inertia?

(A) Stone
(B) Loaded bus
(C) Cotton ball
(D) Iron rod

Correct Answer: C

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Question (47)

QN003597

Newton’s First Law applies to:

(A) Only moving objects
(B) Only stationary objects
(C) Both stationary and moving objects
(D) Only celestial bodies

Correct Answer: C

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Question (48)

QN003598

A body resists change in its direction of motion because of:

(A) Inertia
(B) Friction
(C) Gravity
(D) Pressure

Correct Answer: A

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Question (49)

QN003599

Which force usually causes moving objects to stop in daily life?

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

Correct Answer: B

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Question (50)

QN003600

The property by which an object resists change in state of rest or motion is:

(A) Pressure
(B) Density
(C) Inertia
(D) Buoyancy

Correct Answer: C

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Question (41)

A stationary object moves only when:

Explanation:

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Question (42)

Which of the following best demonstrates balanced forces?

Explanation:

Link:

Question (43)

The tendency of a moving object to continue moving is called:

Explanation:

Link:

Question (44)

A bus moving uniformly at 40 km/h suddenly stops. Passengers tend to move forward because their bodies want to:

Explanation:

Link:

Question (45)

A force of 65 N eastward and 65 N westward act on a body. Net force equals:

Explanation:

Link:

Question (46)

Which object has least inertia?

Explanation:

Link:

Question (47)

Newton’s First Law applies to:

Explanation:

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Question (48)

A body resists change in its direction of motion because of:

Explanation:

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Question (49)

Which force usually causes moving objects to stop in daily life?

Explanation:

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Question (50)

The property by which an object resists change in state of rest or motion is:

Explanation:

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