Default Title

Question (21)

QN002331

Cyclones rotate anticlockwise in the Northern Hemisphere because of:

(A) Earth’s magnetic field
(B) Coriolis effect
(C) Ocean currents only
(D) Solar radiation only

Correct Answer: B

Explanation:

Earth’s rotation causes the Coriolis effect.

Link:

Report Error

Question (22)

QN002332

Which region of a cyclone experiences the strongest winds?

(A) Eye
(B) Outer calm zone
(C) Eyewall surrounding the eye
(D) Centre only

Correct Answer: C

Explanation:

Strongest winds occur in the eyewall.

Link:

Report Error

Question (23)

QN002333

Which safety measure is correct during a cyclone warning?

(A) Staying near sea coast
(B) Ignoring official warnings
(C) Moving to safer shelters
(D) Standing under trees

Correct Answer: C

Explanation:

Safe shelters reduce danger.

Link:

Report Error

Question (24)

QN002334

A pressure difference of 450 Pa acts over a roof area of 6 m² during a cyclone. Calculate the force.

(A) 450 N
(B) 900 N
(C) 1800 N
(D) 2700 N

Correct Answer: D

Explanation:

Force = 450 × 6 = 2700 N

Link:

Report Error

Question (25)

QN002335

Cyclones weaken after reaching land mainly because:

(A) Land provides less moisture and heat
(B) Gravity increases over land
(C) Pressure becomes zero
(D) Clouds disappear immediately

Correct Answer: A

Explanation:

Cyclones lose energy over land.

Link:

Report Error

Question (26)

QN002336

Which weather condition is usually associated with cyclones?

(A) Clear skies
(B) Heavy rainfall and strong winds
(C) Snowfall only
(D) Dry weather

Correct Answer: B

Explanation:

Cyclones bring heavy rain and strong winds.

Link:

Report Error

Question (27)

QN002337

The eye of a cyclone forms because air:

(A) Sinks slowly in the centre
(B) Freezes rapidly
(C) Stops moving completely
(D) Moves upward only

Correct Answer: A

Explanation:

Slowly sinking air creates calm conditions.

Link:

Report Error

Question (28)

QN002338

A cyclone wind exerts pressure of 120 Pa on an area of 30 m². Find the force.

(A) 360 N
(B) 1200 N
(C) 2400 N
(D) 3600 N

Correct Answer: D

Explanation:

Force = 120 × 30 = 3600 N

Link:

Report Error

Question (29)

QN002339

Which Indian organization issues cyclone warnings?

(A) ISRO only
(B) Indian Meteorological Department (IMD)
(C) RBI
(D) CBSE

Correct Answer: B

Explanation:

IMD issues cyclone warnings in India.

Link:

Report Error

Question (30)

QN002340

Cyclones are dangerous mainly because they bring:

(A) Mild winds only
(B) Strong winds, heavy rain, and flooding
(C) Snowstorms only
(D) Drought conditions only

Correct Answer: B

Explanation:

Cyclones cause severe weather damage.

Link:

Report Error

Question (21)

Cyclones rotate anticlockwise in the Northern Hemisphere because of:

Explanation:

Link:

Question (22)

Which region of a cyclone experiences the strongest winds?

Explanation:

Link:

Question (23)

Which safety measure is correct during a cyclone warning?

Explanation:

Link:

Question (24)

A pressure difference of 450 Pa acts over a roof area of 6 m² during a cyclone. Calculate the force.

Explanation:

Link:

Question (25)

Cyclones weaken after reaching land mainly because:

Explanation:

Link:

Question (26)

Which weather condition is usually associated with cyclones?

Explanation:

Link:

Question (27)

The eye of a cyclone forms because air:

Explanation:

Link:

Question (28)

A cyclone wind exerts pressure of 120 Pa on an area of 30 m². Find the force.

Explanation:

Link:

Question (29)

Which Indian organization issues cyclone warnings?

Explanation:

Link:

Question (30)

Cyclones are dangerous mainly because they bring:

Explanation:

Link:

Excel With Tutors

ExcelWithTutors

For Student

For Tutors

Learn

OUR POLICY