CPAER General Knowledge Real Exam Prep Questions And Correct Answers 100% Verified.

Why must you correct heading indicator every 15 minutes? - correct answer Precession error/bearing friction The absolute service ceiling of an a/c is - correct answer The height at which the rate of climb is *zero* Before stalling the center of pressure will - correct answer Move forward Pilots shall not overfly herds of reindeer or caribou at altitudes of less than - correct answer 2,000ft How often must commercial emergency training take place? - correct answer Every 12 months No person shall operate an a/c without a seat and safety belt unless it is - correct answer A balloon What do you need to enter class F restricted airspace? - correct answer Permission Latches on a seatbelt must be - correct answer Metal to metal Vne - correct answer Never exceed speed, maximum speed at which a/c can be operated A MEL must be - correct answer Approved by the minister Carried on board Avgas 100LL has ___ power output and is ___ in colour - correct answer Medium, blue Only a/c over ___lbs and ___ powered require an MEL - correct answer 12,500, turbine Avgas 100/130 has ___ power output and is ___ in colour - correct answer Medium, green MEL is a list of items that are - correct answer Allowed to be inoperative Avgas 80/87 has ___ power output, and is ___ in colour - correct answer Low, red Time of useful consciousness at altitude - correct 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 - correct answer Kerosine/diesel, clear/straw Hot start is when - correct answer Fuel is injected into the burner too early Mogas P87-90 is ___ in colour - correct answer Green Hung start is when - correct answer Insufficient cooling going to the engine Mogas P84-87 is ___ in colour - correct answer Undyed Rotation speed of a turbine engine is controlled by - correct answer Altering the fuel pressure, thus changing temp in combustion chamber FADEC (full authority digital engine control) - correct 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 - correct answer Cold What does FADEC do well? - correct answer Enhances overall handling and simplifies a/c general operational reqs Effective propeller pitch is - correct answer The actual distance a prop moves in one revolution Fuel to air ratio is governed by - correct answer Weight Are contaminants on the underside or the upper side of the wing more harmful? - correct answer Both are equally as harmful What is the ratio for best power? - correct 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 - correct answer Increases, decreases In a free turbine engine the ___ and ___ are mechanically free from each other - correct answer Power turbine, compressor In a normally aspirated engine, as density altitude increases, power output ___ - correct answer Decreases How long should pilots wait to fly after receiving local anesthetic? - correct answer 24 hours Equilibrium in flight means - correct answer Steady motion, forces are equal When weight lift - correct answer Nose down When lift weight - correct answer Nose up The tachometer or RPM indicator is an instrument which shows the speed at which the ___ is turning in revolutions per minute - correct answer Crankshaft In a turn, lower airspeed ___ the turn radius - correct answer Decreases Define chord - correct answer Straight line joining the leading edge to the trailing edge of the wing Air time is - correct answer The period of time from when the plane leaves the surface, until next point of landing Flight time - correct 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 - correct answer To measure fuel to the engine in correct quantity to prevent either overheating or flameout Control horns provide - correct answer Dynamic control Servo tabs are designed to - correct answer Reduce pilot force needed on controls (deflects in opposite direction of elevator) Anti-Servo tabs are designed to - correct answer Increase pilot force needed on controls in instances where control forces are too light (deflects in same direction as elevator) Trim tabs are designed to - correct answer Balance control forces so pilot does not have to continuously apply a force Normally aspirated engine - correct answer Air is taken into the inlet manifold at atmospheric pressure and is not compressed further before routed to the cylinders The higher the manifold pressure, the ___ engine power output will be - correct answer Higher A fuel's octane rating is a measure of its - correct answer Resistance to detonation Never use fuel with an octane rating ___ than is specified for the engine - correct answer Lower If detonation is suspected, you should - correct answer Richen mixture, open cowl flaps, reduce power if possible Pre-ignition is when - correct answer The fuel-air mixture in an engine ignites prior to the designed ignition time What can cause pre-ignition? - correct answer Small accumulations of lead or carbon Pre-ignition can normally be solved by - correct answer Cleaning the spark plugs What happens to the centre of pressure as angle of attack is increased? - correct answer Centre of pressure will move forward When a wing stalls what happens to the center of pressure? - correct answer Will move rapidly backward How long does it take for your eyes to adjust to the dark? - correct answer 30 minutes At night, hypoxia can be apparent at as low as ____ft - correct answer 5,000 Hypoxia's effect on vision can be compounded by which bad habit? - correct answer Smoking (due to carbon monoxide) Low aspect ratio wings produce ___ amounts of ___ - correct answer Large, induced drag Induced drag decreases with increasing - correct answer TAS Flaps ___ stalling speed - correct answer Decrease During a short-field takeoff, ground roll is - correct answer Reduced