Written Exam Flashcards
Part 121 Takeoff Weather Minimums?
1 statute mile visibility for airplanes having 2 engines or less and ½ statute mile visibility for airplanes having more than 2 engines
Heavy aircraft departs before you, what is the minimum time required for separation before you can depart?
2 mins
What are the differences between straight wing and swept wing?
The critical mach number is significantly higher in a swept wing. The stall of a swept wing occurs in the wingtip first, in a straight wing the stall happens at the root first.
What is the purpose of the APU?
To provide air for engine start and air conditioning/heat when engines are not operating and providing such air. Also, to provide a source of electrical power when engines are not running and when the aircraft is not on external power.
Max TO weight for CRJ 2/7/9
200 - 53,000lbs
700 - 75,000lbs
900 - 84,500lbs
Max landings weight for CRJ 200
200 - 47,000lbs
How many TRUs are in the CRJ and where are they located?
5 Transformer Rectifier Units (TRU) in the nose change ac power to dc power
What ignition a or b is powered by battery bus?
Ignition B
What is on the CRJ that helps with wing tip stalling first?
Spoilerons
Max altitude for the CRJ?
41,000
What are the four braking action reports?
Good, Fair, Poor, Nil
What are the four intensities of icing reports?
Trace, Light, Moderate, Severe.
What is 10th stage bleed air used for?
A/C Packs and avionics cooling
What is 14th stage bleed air used for?
T2 probe, Wing/cowl de ice
What altitude does the tropopause go up to?
60,000’ approx
