1.

The angle of dip at the magnetic equator is   [MP PET 1984; MP PMT 1987; CBSE PMT 1989, 90; MP Board 1980; CPMT 1977, 87, 90; Manipal MEE 1995]

A.            0°   
B.            45°
C.            30°
D.            90°
Answer» B.            45°


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