Powerplant oral - Study guides, Class notes & Summaries

ASA POWERPLANT ORALS FINAL EXAM 2024 ACTUAL EXAM 2 VERSIONS (VERSION A AND B) COMPLETE 500 QUESTIONS WITH DETAILED VERIFIED ANSWERS (100% CORRECT ANSWERS) /ALREADY GRADED A+

ASA Powerplant Oral Study Guide (All Questions) with 100% correct answers/latest updated complete solution 2023/2024

What is the main advantage of a horizontally opposed engine over a radial engine for powering modern aircraft? - The horizontally opposed engine has a much smaller frontal area and is easier to streamline than a radial engine. How many throws are there in the crankshaft of a six-cylinder horizontally opposed engine? - six What kind of connecting rod arrangement is used in a radial engine? - A master rod connects the single throw of the crankshaft with a piston. All other pistons are connec...

What procedure should be followed when valve blow-by is indicated by a hissing sound on a reciprocating engine when pulling the propeller through? - Answer-Perform a cylinder compression test to identify the faulty cylinder. What is the running valve clearance on engines equipped with hydraulic valve lifters? - Answer-Zero. When troubleshooting a running engine malfunction, what does a cold cylinder indicate? - Answer-Lack of combustion in that cylinder. What factors about the condition...

How are conventional reciprocating engines classified? - Answer-They are classified according to cylinder arrangement or according to method of cooling what are the different types of piston rings? - Answer-Compression rings, oil control rings, and scraper rings. what are the main causes of a cylinder having low compression? - Answer-worn piston rings and poorly seated valves what is the purpose of the oil control rings? - Answer-control the thickness of the oil film on the cylinder wal...

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What are the units in an engine fuel flow system? - Answer-a transmitter and an indicator for each engine Where is the fuel flow transmitter located? - Answer-it s mounted in the fuel line between the engine driven pump and the carburetor. What type of readout is indicated on a fuel flow system? - Answer-The indicator is calibrated to record the fuel dlow in pounds per hour. What exactly does a mass fuel flow transmitter measure? - Answer-The density mass of the fuel that flows through ...

How are conventional reciprocating engines classified? - Answer-cylinder arrangement or cooling what are the different types of piston rings? - Answer-Compression control and scraper what are the main causes of a cylinder having low compression? - Answer-worn piston rings and poorly seated valves what is the purpose of the oil control rings? - Answer-control the thickness of the oil film on the cylinder wall what may be the result of installing piston rings incorrectly? - Answer-Exce...

BAKER'S GENERAL, AIRFRAME, & POWERPLANT ORAL & PRACTICAL II QUESTIONS & ANSWERS 100% CORRECT!!

What is the most common means of regulating the cooling air flow through a reciprocating? - Answer-the cowl flaps What is the purpose of the fins on engine cylinders? - Answer-increases the surface area of the cylinder for cooling What other engine characteristics are designed to aid in engine cooling besides cooling fins? - Answer-the cowling and baffles, which help force air through the cylinder cooling fins Why is the "open and close" adjustment during installation of cowl flaps im...