In a tangent galvanometer, a current 1A produces a deflection of 30° the current required to produce a deflection of 60° is
A. 3 A
B. 2 A
C. √2A
D. √3A
Answer:A
In a tangent galvanometer, a current 1A produces a deflection of 30° the current required to produce a deflection of 60° is
A. 3 A B. 2 A C. √2A D. √3A