| Which of the listed temperature measuring devices installed on a large turbo-electric alternating current propulsion generator would be the most reliable for monitoring generator temperatures to avoid premature winding insulation failure? |
| A) Current transformers are the most reliable means of monitoring generator temperatures |
| B) Temperature sensors measuring the temperature of the cooling air associated with the generator air cooler |
| C) Temperature sensors measuring the temperature of the cooling water associated with the generator air cooler |
| D) Temperature sensors inserted in the stator slots for measuring stator winding temperature. |
