Which of the following are used as lag adjustments devices for an induction type energy meter.
1. Adjustbale resistance
2. Shading bands
3. Lag plate1
1 and 2
2
2 and 3
3
1 and 3
4
1, 2 and 3
Which of the following are used as lag adjustments devices for an induction type energy meter.
1. Adjustbale resistance
2. Shading bands
3. Lag plate