railway DFCCIL Junior Executive 2023 (CBT 1 & CBT 2) Mock Test Electrical and Electronics Measurements Indicating Instruments
Deflection produced in Moving iron instruments is:
1
Proportional to rms value of operating current
2
Proportional to square of rms value of operating current
3
Inversely proportional to rms value of operating current
4
Inversely proportional to square to rms value of operating current