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What is the MTBF of a solid state rate gyro?(a) 1,000 to 5,000 hrs(b) 5,000 to 10,000 hrs(c) 10,000 to 50,000 hrs(d) 50,000 to 100,000 hrsThe question was posed to me by my school principal while I was bunking the class.My doubt is from Control Laws in FBW topic in portion Fly by Wire Flight Control of Avionics

Answer»

Correct answer is (d) 50,000 to 100,000 hrs

For EXPLANATION I would say: Solid state RATE gyros are very reliable sensors with an MTBF in the REGION of 50,000 to 100,000 hours – ‘FIT and FORGET’ devices. Also, they are mounted internally and suffer less damage from the environment.



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