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Questions and Answers
What happens if the ground power cart lead/plug is accidentally wired incorrectly according to the text?
What happens if the ground power cart lead/plug is accidentally wired incorrectly according to the text?
- The external power relay will not energize (correct)
- The aircraft will not receive any power
- The external power relay will energize
- The aircraft will receive double the power
How can the external AC power receptacle be identified?
How can the external AC power receptacle be identified?
- By its six pins (correct)
- By its four large pins
- By its five pins
- By its two smaller pins
What is the purpose of the two smaller pins in the external AC power receptacle?
What is the purpose of the two smaller pins in the external AC power receptacle?
- To energize the external power relay
- To connect to the ground power cart lead
- To provide interlock sensing (correct)
- To provide power to the aircraft
Why do the shorter pins disconnect before the main pins in the event of the external AC power plug being disconnected while 'live'?
Why do the shorter pins disconnect before the main pins in the event of the external AC power plug being disconnected while 'live'?
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Which component ensures that incorrect polarity power is not supplied to the aircraft?
Which component ensures that incorrect polarity power is not supplied to the aircraft?
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What is the function of the four large pins in the external AC power receptacle?
What is the function of the four large pins in the external AC power receptacle?
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Why must the external power supply be correct before connecting AC power to the aircraft?
Why must the external power supply be correct before connecting AC power to the aircraft?
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