ASA Powerplant Exam Questions And
Answers
What is the formula for calculating indicated horsepower on a 4-
stroke engine? -
correct answer ✅indicated horsepower = (PLANK)/33,000
What is a specific fuel consumption (SFC) -
correct answer ✅The quantity / weight (Ib) of fuel consumed per
hour divided by the thrust of an engine in pounds
SFC = (pounds fuel/hour)/horsepower
What must be inspected to determine the airworthiness of an
engine installation? -
correct answer ✅The propeller, lubrication system, ignition
system, fuel metering system, cooling system, and the exhaust
system
Where can you find the correct grade of fuel and amount of engine
lubricating oil for an aircraft engine? -
correct answer ✅In the Type Certificate Data Sheets for the
aircraft
What are the basic steps in troublshooting an engine installation? -
correct answer ✅a. Know how the system should operate
, ASA Powerplant Exam Questions And
Answers
b. Observe how the system is operating
c. divide the system into smaller parts to find the trouble
d. Look for the obvious problems first
Where do you find instructions for removing an engine from the
aircraft? -
correct answer ✅In the aircraft maintenance manual
What must normally be done to a nose-wheel airplane before
removing an engine? -
correct answer ✅The tail of the airplane must be supported
What shoul be used to cover the ends of fuel and oil lines that have
been disconnected from the engines? -
correct answer ✅The correct plugs or caps. Never cover the end of
a line with tape
What is meant by a QEC engine assembly? -
correct answer ✅An engine that has been prepared for a quick
engine change. The engine is on its mount and all of the accessories
are installed. A minimum of time is required to change engines. All
Answers
What is the formula for calculating indicated horsepower on a 4-
stroke engine? -
correct answer ✅indicated horsepower = (PLANK)/33,000
What is a specific fuel consumption (SFC) -
correct answer ✅The quantity / weight (Ib) of fuel consumed per
hour divided by the thrust of an engine in pounds
SFC = (pounds fuel/hour)/horsepower
What must be inspected to determine the airworthiness of an
engine installation? -
correct answer ✅The propeller, lubrication system, ignition
system, fuel metering system, cooling system, and the exhaust
system
Where can you find the correct grade of fuel and amount of engine
lubricating oil for an aircraft engine? -
correct answer ✅In the Type Certificate Data Sheets for the
aircraft
What are the basic steps in troublshooting an engine installation? -
correct answer ✅a. Know how the system should operate
, ASA Powerplant Exam Questions And
Answers
b. Observe how the system is operating
c. divide the system into smaller parts to find the trouble
d. Look for the obvious problems first
Where do you find instructions for removing an engine from the
aircraft? -
correct answer ✅In the aircraft maintenance manual
What must normally be done to a nose-wheel airplane before
removing an engine? -
correct answer ✅The tail of the airplane must be supported
What shoul be used to cover the ends of fuel and oil lines that have
been disconnected from the engines? -
correct answer ✅The correct plugs or caps. Never cover the end of
a line with tape
What is meant by a QEC engine assembly? -
correct answer ✅An engine that has been prepared for a quick
engine change. The engine is on its mount and all of the accessories
are installed. A minimum of time is required to change engines. All
