| Q.89 | How many numbers of coils will be there in a dynamo type power factor meter for balance three phase load? | |
| Ans | A. Two current coil and one pressure coil | |
| B. One current coil and one pressure coil | ||
| C. Three current coil and three pressure coil | ||
| D. One current coil and two pressure coil |
Correct Ans Provided: D