What is N1, N2, and N3? Usually they a percentage of some value rather than absolute RPM. N1 is the fan and low pressure turbine (most outward stages), N2 is low pressure compressor and intermediate… What is N1, N2, and N3?

What is the difference between N1 and N2 spool? They are different because they are characteristic on two-spool engines (see the figure below). The first spool is the low pressure compressor (LP), that is N1… What is the difference between N1 and N2 spool?

Is there a multi-engine written? The requirements for obtaining this rating are similar to those already met during the process of obtaining Private or Commercial certificates. However, the path to obtaining a multi-engine rating requires… Is there a multi-engine written?

Why was the MiG-25 feared? The MiG-25 Foxbat was one of the most feared and misunderstood fighter jets of the Cold War. Designed by the Soviet Union in the 1960s, the aircraft was built to… Why was the MiG-25 feared?

Why is there no MiG 28? There is no such aircraft as a MiG-28. MiG 28 was for Top Gun only. If it were really a Russian aircraft it would be a MiG-29. A lot… Why is there no MiG 28?

Is MiG-21 single or double engine? MiG-21, a single engine supersonic jet fighter and interceptor aircraft, was the backbone of Indian Air Force till the mid-2000s, when the Sukhoi Su-30MKIs were brought in. Poor maintenance… Is MiG-21 single or double engine?

What were the MiG-15’s weaknesses? While the MiG-15 enjoyed a better climb rate and a higher operational ceiling than the F-86, it suffered from problems with oscillation, poor pressurization, unexpected pitch-up at high speeds, unrecoverable… What were the MiG-15’s weaknesses?

What is a micro turbine? Microturbines are small combustion turbines approximately the size of a refrigerator with outputs of 25 kW to 500 kW. They evolved from automotive and truck turbochargers, auxiliary power units (APUs)… What is a micro turbine?

Which of the following metals is used in aircraft? The correct answer is Aluminium. Aluminum metal is used for making airplanes and automobile engines. Aluminum is a silvery-white metal, the 13 elements in the periodic… Which of the following metals is used in aircraft?

What were the Spitfires weaknesses? Spitfire: Poor energy retention. Poor high altitude performance. The Mosquito reached 408 mph in level flight, which was faster than the operational version of the Spitfire at the time, whose… What were the Spitfires weaknesses?