What is a turboprop?
(a) It is a combination of turbojet and ramjet
(b) It is a combination of turbojet and turbofan
(c) It is a combination of turbojet and scramjet
(d) It is a combination of turbojet and propeller engine
This question was addressed to me by my college professor while I was bunking the class.
This intriguing question comes from Cruising Performance topic in portion Cruising Performance of Aircraft Performance