In a ballistic galvanometer, the deflecting torque is proportional to
A. the current through coil
B. square of current through coil
C. square-root of current through coil
D. sine of measured
Answer:A
In a ballistic galvanometer, the deflecting torque is proportional to
A. the current through coil B. square of current through coil C. square-root of current through coil D. sine of measured