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Question : At a place in magnetic meridian, magnetic needle bends 30° from horizontal. If earth's magnetic field at this place is 2G, then vertical component and horizontal component of earth's magnetic field respectively, are 

a) 10-4T, √2×10-4T
b) 10-4T, √3×10-4T
c) √3×10-4T, 10-4T
d) √3×10-4T, √2×10-4T

Doubt by Anushka

Ans : b) is the correct option.

Detailed Solution : Coming Soon.