railway RRB JE (CBT I + CBT II) Mock Test 2024 Electrical and Electronics Measurements Indicating Instruments PMMC Instrument
A moving coil instrument of resistance 20 Ω gives a full-scale deflection of 50 mA. Explain how the meter can be used to measure current up to 5 A.
1
By adding a shunt of 0.01 Ω
2
By adding a shunt of 0.202 Ω
3
By adding a shunt of 0.02 Ω
4
By adding a shunt of 0.252 Ω