2.11: Constant-Speed Propeller

Question 1

How is engine operation controlled on an engine equipped with a constant-speed propeller?

Answer 1

The throttle controls power output as registered on the manifold pressure gauge and the propeller control regulates engine RPM.

Question 2

A precaution for the operation of an engine equipped with a constant-speed propeller is to

Answer 2

avoid high manifold pressure settings with low RPM.

Question 3

What is an advantage of a constant-speed propeller?

Answer 3

Permits the pilot to select the blade angle for the most efficient performance.