CPAER General Knowledge Exam with Complete Solutions

CPAER General Knowledge Exam with Complete Solutions Why must you correct heading indicator every 15 minutes? - Answer-Precession error/bearing friction The absolute service ceiling of an a/c is - Answer-The height at which the rate of climb is *zero* Before stalling the center of pressure will - Answer-Move forward Pilots shall not overfly herds of reindeer or caribou at altitudes of less than - Answer- 2,000ft How often must commercial emergency training take place? - Answer-Every 12 months No person shall operate an a/c without a seat and safety belt unless it is - Answer-A balloon What do you need to enter class F restricted airspace? - Answer-Permission Latches on a seatbelt must be - Answer-Metal to metal Vne - Answer-Never exceed speed, maximum speed at which a/c can be operated A MEL must be - Answer-Approved by the minister Carried on board Avgas 100LL has power output and is in colour - Answer-Medium, blue Only a/c over lbs and turbine powered require an MEL - Answer-12,500, turbine MEL is a list of items that are - Answer-Allowed to be inoperative Avgas 100/130 has power output and is in colour - Answer-Medium, green Avgas 80/87 has power output, and is in colour - Answer-Low, red Time of useful consciousness at altitude - Answer-20,000ft = 5 to 12 min 25,000ft = 2 to 3 min 30,000ft = 45 to 75 sec 40,000ft = 10 to 30 sec Jet fuel is comprised of and is in colour - Answer-Kerosine/diesel, clear/straw Hot start is when - Answer-Fuel is injected into the burner too early Mogas P87-90 is in colour - Answer-Green Hung start is when - Answer-Insufficient cooling going to the engine Mogas P84-87 is in colour - Answer-Undyed Rotation speed of a turbine engine is controlled by - Answer-Altering the fuel pressure, thus changing temp in combustion chamber FADEC (full authority digital engine control) - Answer-Computers that simultaneously control fuel injection, and ignition firing to establish desired spar, mixture, and engine temperatures (Warm/cold) temperatures are more favourable for the development of static electricity - Answer-Cold What does FADEC do well? - Answer-Enhances overall handling and simplifies a/c general operational reqs Effective propeller pitch is - Answer-The actual distance a prop moves in one revolution Are contaminants on the underside or the upper side of the wing more harmful? - Answer-Both are equally as harmful Fuel to air ratio is governed by - Answer-Weight What is the ratio for best power? - Answer-14 (parts air) : 1 (part fuel) Roughness of frost on a wing spoils the smooth airflow and stall speed while stall angle of attack - Answer-Increases, decreases In a free turbine engine the and are mechanically free from each other - Answer-Power turbine, compressor In a normally aspirated engine, as density altitude increases, power output - Answer-Decreases How long should pilots wait to fly after receiving local anesthetic? - Answer-24 hours Equilibrium in flight means - Answer-Steady motion, forces are equal When weight lift - Answer-Nose down When lift weight - Answer-Nose up The tachometer or RPM indicator is an instrument which shows the speed at which the is turning in revolutions per minute - Answer-Crankshaft In a turn, lower airspeed the turn radius - Answer-Decreases Define chord - Answer-Straight line joining the leading edge to the trailing edge of the wing Air time is - Answer-The period of time from when the plane leaves the surface, until next point of landing Flight time - Answer-Total time from the moment an airplane first moves under its own power until the moment of rest Fuel control units primary function is - Answer-To measure fuel to the engine in correct quantity to prevent either overheating or flameout Control horns provide - Answer-Dynamic control