Which of the following is a major factor in the formation of the polar jet stream?
A. All of the above
B. Temperature contrast between polar and tropical air
C. Coriolis force
D. Pressure gradient force
Answer: Option A
Solution (By JKSSB Mock Tests)
The polar jet stream forms due to the strong temperature contrast between polar air and tropical air, creating a steep pressure gradient and strong winds, which are then deflected by the Coriolis force.
Explanation:
Kerala receives the highest rainfall during the southwest monsoon (June-September) because it is the first state to be hit by the monsoon winds, with the Western Ghats causing orographic rainfall.
Explanation:
The Chinook is a warm, dry wind that blows in the Canadian Prairies and the United States, particularly on the eastern slopes of the Rocky Mountains.
Explanation:
The Indian Ocean Dipole is driven by the sea surface temperature differences between the western (Arabian Sea) and eastern (Bay of Bengal) parts of the Indian Ocean.
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