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What is false true with respect to K in the pitch rate command law?(a) Value of K is infinite(b) Value of K is constant with height and altitude(c) Value of K changes with height and altitude(d) Value of k is constant with altitude and airspeedThis question was addressed to me in an interview.This question is from Control Laws in FBW in division Fly by Wire Flight Control of Avionics

Answer»

The correct option is (d) Value of k is constant with altitude and AIRSPEED

The explanation: As the altitude and airspeed are varied, the magnitude of hinge MOMENT in the control surface varies. This RAISES the need to vary GAIN K with change in FLIGHT conditions.



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