In a moving iron meter, the deflection torque is proportional to?
A. Square of the current through the coil
B. Current through the coil
C. Sine of measurand
D. The Square root of the measurand
Answer:A
In a moving iron meter, the deflection torque is proportional to?
A. Square of the current through the coil B. Current through the coil C. Sine of measurand D. The Square root of the measurand