The initial increase of magnetic field in magnetic storms is caused
A. when the shock wave, associated with the gusty solar wind, compresses the magnetosphere
B. when there is a large decrease in field intensity
C. when the gust wind itself engulfs the magnetosphere
D. None of the above
Answer: Option A
Solution (By Examveda Team)
A geomagnetic storm (commonly referred to as a solar storm) is a temporary disturbance of the Earth's magnetosphere caused by a solar wind shock wave and/or cloud of magnetic field that interacts with the Earth's magnetic field.This Question Belongs to General Knowledge >> World Geography
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