railway RRB Technician Grade 1 Mock Test 2024 Electrical and Electronics Measurements Measurement of R/L/C Using Bridge Circuits Measurement of Resistance
In Wheatstone bridge, bridge balance is considered where
1
There is no current that flows through the galvanometer
2
There is current that flows through the galvanometer
3
There is potential difference between galvanometerterminal
4
The galvanometer reading is maximum