022 - Instrument and Electrics Samples

Note: The correct answer under (a) during the exam order answers will be different.

Q.1. Regarding Ohm's law:.
a- The current in a circuit is directly proportional to voltage.
b- The current in a circuit is directly proportional to the resistance of the circuit.
c- The power in the circuit is inversely proportional to the square of the current..
d- The current in a circuit is inversely proportional to voltage.

Q.2. The auxiliary power unit (APU) has its own AC generator that:
a- Supplies the aircraft with three-phase 115 V, 400 Hz AC.
b- Is driven at constant speed through a constant speed drive (CSD), in the same way as the main AC generator.
c- Is excited by its generator control unit (GCU) as soon as the APU starts up.
d- Must have the same characteristics as the main AC generator so that it can be easily coupled with the latter.

Q.3. An autopilot system:
a- Must provide at least aircraft stabilisation functions.
b- Must provide at least aircraft guidance functions.
c- Must provide automatic take off functions..
d- May provide automatic take off functions.

Q.4. The aural alert(s) associated with the mode 4 (unsafe terrain clearance) of the GPWS is (are):
1- "TOO LOW GEAR "
2- "TOO LOW TERRAIN "
3- "TOO LOW FLAPS"
4- "PULL UP"
The combination that regroups all of the correct statements is:
a- 1, 2 and 3.
b- 1, 2.
c- 2.
d- 2, 4.

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