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Question (31)

QN002341

A cyclone produces 7200 N force over an area of 24 m². What pressure acts on the surface?

(A) 150 Pa
(B) 200 Pa
(C) 300 Pa
(D) 400 Pa

Correct Answer: C

Explanation:

Pressure = 7200 ÷ 24 = 300 Pa

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Question (32)

QN002342

Which statement about cyclone forecasting is correct?

(A) Cyclones cannot be predicted
(B) Satellites help track cyclones
(C) Forecasting depends only on temperature
(D) Cyclones occur without warning always

Correct Answer: B

Explanation:

Satellites help forecast cyclones.

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Question (33)

QN002343

Why are coastal areas more affected by cyclones?

(A) Cyclones form over oceans
(B) Mountains block cyclones
(C) Deserts attract storms
(D) Coastal regions have no rainfall

Correct Answer: A

Explanation:

Cyclones originate over oceans.

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Question (34)

QN002344

During cyclones, fishermen are advised not to go into the sea because:

(A) Sea water freezes
(B) High waves and strong winds are dangerous
(C) Fish disappear completely
(D) Air pressure becomes zero

Correct Answer: B

Explanation:

Strong winds and waves are dangerous.

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Question (35)

QN002345

A cyclone creates pressure of 250 Pa over an area of 16 m². Calculate the force.

(A) 1000 N
(B) 2000 N
(C) 3000 N
(D) 4000 N

Correct Answer: D

Explanation:

Force = 250 × 16 = 4000 N

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Question (36)

QN002346

Which factor provides energy for cyclone formation?

(A) Warm ocean water
(B) Cold winds only
(C) Snow-covered land
(D) Dry air masses only

Correct Answer: A

Explanation:

Warm oceans provide energy.

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Question (37)

QN002347

Cyclones are also known as hurricanes or typhoons in different parts of the world because they are:

(A) Different weather systems completely
(B) The same type of storm with regional names
(C) Earthquakes over oceans
(D) Snowstorms only

Correct Answer: B

Explanation:

Regional names differ for the same storm type.

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Question (38)

QN002348

Which action should be avoided during a cyclone?

(A) Listening to weather updates
(B) Staying in secure shelters
(C) Touching fallen electric wires
(D) Keeping emergency supplies ready

Correct Answer: C

Explanation:

Fallen wires may carry electric current.

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Question (39)

QN002349

A pressure difference of 600 Pa acts across a wall area of 5 m² during a cyclone. Find the force acting on the wall.

(A) 300 N
(B) 1200 N
(C) 2400 N
(D) 3000 N

Correct Answer: D

Explanation:

Force = 600 × 5 = 3000 N

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Question (40)

QN002350

Which statement best explains cyclone formation?

(A) Warm moist air rises, creating a low-pressure centre with rotating winds
(B) Cyclones form due to snowfall only
(C) Cyclones occur only over land
(D) Equal air pressure creates cyclones

Correct Answer: A

Explanation:

Rising warm moist air creates low pressure and rotating winds.

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Question (31)

A cyclone produces 7200 N force over an area of 24 m². What pressure acts on the surface?

Explanation:

Link:

Question (32)

Which statement about cyclone forecasting is correct?

Explanation:

Link:

Question (33)

Why are coastal areas more affected by cyclones?

Explanation:

Link:

Question (34)

During cyclones, fishermen are advised not to go into the sea because:

Explanation:

Link:

Question (35)

A cyclone creates pressure of 250 Pa over an area of 16 m². Calculate the force.

Explanation:

Link:

Question (36)

Which factor provides energy for cyclone formation?

Explanation:

Link:

Question (37)

Cyclones are also known as hurricanes or typhoons in different parts of the world because they are:

Explanation:

Link:

Question (38)

Which action should be avoided during a cyclone?

Explanation:

Link:

Question (39)

A pressure difference of 600 Pa acts across a wall area of 5 m² during a cyclone. Find the force acting on the wall.

Explanation:

Link:

Question (40)

Which statement best explains cyclone formation?

Explanation:

Link:

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