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Question (1)

QN00421

Speed of an object is defined as the

(A) force applied by the object
(B) total distance covered per unit time
(C) mass moved in unit time
(D) acceleration of the object

Correct Answer: B

Explanation:

Speed is the distance covered per unit time.

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Question (2)

QN00422

The SI unit of speed is

(A) km/h
(B) cm/s
(C) m/s
(D) m/h

Correct Answer: C

Explanation:

The SI unit of speed is metre per second.

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Question (3)

QN00423

A car travels 150 km in 3 h. Its speed is

(A) 30 km/h
(B) 40 km/h
(C) 50 km/h
(D) 60 km/h

Correct Answer: C

Explanation:

Speed = 150 ÷ 3 = 50 km/h.

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Question (4)

QN00424

A runner covers 200 m in 25 s. The speed of the runner is

(A) 6 m/s
(B) 7 m/s
(C) 8 m/s
(D) 9 m/s

Correct Answer: C

Explanation:

Speed = 200 ÷ 25 = 8 m/s.

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Question (5)

QN00425

Which formula is correct for calculating speed?

(A) Speed = Time × Distance
(B) Speed = Distance ÷ Time
(C) Speed = Distance + Time
(D) Speed = Time ÷ Distance

Correct Answer: B

Explanation:

Speed is calculated by dividing distance by time.

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Question (6)

QN00426

A bus moving at 60 km/h travels for 4 h. Distance covered is

(A) 180 km
(B) 200 km
(C) 220 km
(D) 240 km

Correct Answer: D

Explanation:

Distance = 60 × 4 = 240 km.

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Question (7)

QN00427

A bicycle travels 720 m in 2 minutes. Its speed in m/s is

(A) 4 m/s
(B) 5 m/s
(C) 6 m/s
(D) 7 m/s

Correct Answer: C

Explanation:

2 min = 120 s, speed = 720 ÷ 120 = 6 m/s.

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Question (8)

QN00428

Speed can be expressed in kilometre per hour when distance is measured in

(A) metre and time in second
(B) kilometre and time in hour
(C) centimetre and time in minute
(D) kilometre and time in second

Correct Answer: B

Explanation:

km/h is used when distance is in kilometre and time is in hour.

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Question (9)

QN00429

A train covers 360 km in 6 h. Its speed is

(A) 50 km/h
(B) 55 km/h
(C) 60 km/h
(D) 65 km/h

Correct Answer: C

Explanation:

Speed = 360 ÷ 6 = 60 km/h.

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Question (10)

QN00430

A motorcycle travels at 20 m/s for 30 s. Distance covered is

(A) 500 m
(B) 550 m
(C) 600 m
(D) 650 m

Correct Answer: C

Explanation:

Distance = 20 × 30 = 600 m.

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Question (1)

Speed of an object is defined as the

Explanation:

Link:

Question (2)

The SI unit of speed is

Explanation:

Link:

Question (3)

A car travels 150 km in 3 h. Its speed is

Explanation:

Link:

Question (4)

A runner covers 200 m in 25 s. The speed of the runner is

Explanation:

Link:

Question (5)

Which formula is correct for calculating speed?

Explanation:

Link:

Question (6)

A bus moving at 60 km/h travels for 4 h. Distance covered is

Explanation:

Link:

Question (7)

A bicycle travels 720 m in 2 minutes. Its speed in m/s is

Explanation:

Link:

Question (8)

Speed can be expressed in kilometre per hour when distance is measured in

Explanation:

Link:

Question (9)

A train covers 360 km in 6 h. Its speed is

Explanation:

Link:

Question (10)

A motorcycle travels at 20 m/s for 30 s. Distance covered is

Explanation:

Link:

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