Powerplant Asa/baker's School List Of Faa Oral Questions | 443 Questions With 100% Correct Answers | Updated & Verified | 2023 | 69 Pages

What is the purpose of the oil control rings? {Ans: controls oil thickness on the cylinder walls}How does a vibrator-type voltage regulator control the output voltage of a DC generator? {Ans: The strength of the magnetic field produced in the voltage regulator relay is proportional to the generator output voltage. When the voltage rises above the regulated value, the relay pulls the contacts open and inserts a resistor in the generator field circuit. The contacts vibrate open and closed, putting the resistor in and out of the field circuit to control the amount of voltage the generator produces.}Does the tachometer of a geared reciprocating engine indicate the speed of the crank shaft or of the propeller shaft? {Ans: crankshaft speed}What are two types of electronic fuel controls for turbine engines? {Ans: 1) Supervisory Electronic Engine Control. 2) Full Authority Digital Electronic Control}What is the significance of the numbers on the distributor of an aircraft magneto? {Ans: sparking order of the magneto (NOT engine firing order)}What kind of connecting rod arrangement is used in a radial engine? {Ans: A master rod connects the single throw of the crankshaft with a piston. All other pistons are