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Question (1)

QN002311

A cyclone is a violent storm with:

(A) Calm winds
(B) Strong winds rotating around a low-pressure centre
(C) Snowfall only
(D) No clouds

Correct Answer: B

Explanation:

Cyclones have strong rotating winds around a low-pressure centre.

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Question (2)

QN002312

Cyclones generally develop over:

(A) Cold deserts
(B) Warm ocean waters
(C) Mountain peaks only
(D) Polar ice regions

Correct Answer: B

Explanation:

Warm ocean waters help cyclones form.

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Question (3)

QN002313

The centre of a cyclone with calm weather conditions is called the:

(A) Core
(B) Eye
(C) Ring
(D) Circle

Correct Answer: B

Explanation:

The calm central region is called the eye.

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Question (4)

QN002314

A cyclone wind exerts a force of 2400 N on an area of 12 m². Find the pressure.

(A) 20 Pa
(B) 50 Pa
(C) 200 Pa
(D) 28800 Pa

Correct Answer: C

Explanation:

Pressure = 2400 ÷ 12 = 200 Pa

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Question (5)

QN002315

Cyclones are associated with:

(A) High-pressure centres
(B) Low-pressure centres
(C) Equal pressure everywhere
(D) No air movement

Correct Answer: B

Explanation:

Cyclones form around low-pressure areas.

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Question (6)

QN002316

Warm moist air over oceans rises rapidly and creates:

(A) High pressure
(B) Low pressure
(C) No pressure
(D) Vacuum only

Correct Answer: B

Explanation:

Rising warm air creates low pressure.

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Question (7)

QN002317

The direction of winds in a cyclone is affected mainly by:

(A) Earth’s rotation
(B) Moonlight
(C) Soil colour
(D) Mountain height only

Correct Answer: A

Explanation:

Earth’s rotation affects cyclone winds.

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Question (8)

QN002318

A pressure difference of 300 Pa acts across a roof area of 8 m² during a cyclone. What upward force acts on the roof?

(A) 37.5 N
(B) 300 N
(C) 1200 N
(D) 2400 N

Correct Answer: D

Explanation:

Force = 300 × 8 = 2400 N

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Question (9)

QN002319

Which ocean region is more prone to tropical cyclones?

(A) Equatorial warm oceans
(B) Polar oceans
(C) Frozen lakes
(D) Cold inland seas only

Correct Answer: A

Explanation:

Warm equatorial oceans favour cyclone formation.

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Question (10)

QN002320

Heavy rainfall during cyclones occurs mainly due to:

(A) Rising moist air
(B) Snow accumulation
(C) Reflection of sunlight
(D) Dry winds

Correct Answer: A

Explanation:

Rising moist air forms rain clouds.

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Question (1)

A cyclone is a violent storm with:

Explanation:

Link:

Question (2)

Cyclones generally develop over:

Explanation:

Link:

Question (3)

The centre of a cyclone with calm weather conditions is called the:

Explanation:

Link:

Question (4)

A cyclone wind exerts a force of 2400 N on an area of 12 m². Find the pressure.

Explanation:

Link:

Question (5)

Cyclones are associated with:

Explanation:

Link:

Question (6)

Warm moist air over oceans rises rapidly and creates:

Explanation:

Link:

Question (7)

The direction of winds in a cyclone is affected mainly by:

Explanation:

Link:

Question (8)

A pressure difference of 300 Pa acts across a roof area of 8 m² during a cyclone. What upward force acts on the roof?

Explanation:

Link:

Question (9)

Which ocean region is more prone to tropical cyclones?

Explanation:

Link:

Question (10)

Heavy rainfall during cyclones occurs mainly due to:

Explanation:

Link:

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