1. Engineering
  2. Mechanical Engineering
  3. the lateraldirectional characteristic equation for an airplane gave the following...

Question: the lateraldirectional characteristic equation for an airplane gave the following...

Question details

The lateral-directional characteristic equation for an airplane gave the following set of roots λ!--0.24, λ2--0004, λ3,4- 0.095+1.9i. What is the damping ratio corresponding to the Dutch-Roll mode? (A) 0.095 (C) 0.069 (B) 0.084 (D) 0.050 The Longitudinal dynamics characteristic equation for an airplane gave the following set of roots 212--0.02+0.30i, 23,4- 2.0+2.5i. What is the damping ratio corresponding to the Short Period Mode? (A) 0.066 (C) 0.625 (B) 0.800 (D) 0.092 In above question, what is the damping ratio of Phugoid Mode? (A) 0.066 (C) 0.069 (B) 0.80 (D) 0.050 In above question, what is the Time Period of Short Period Oscillations? (A) 0.97 s (C) 1.03 s (B) 3.12 s (D) 1.96 s In above question, what is the Time Period of Long Period Oscillations? (A) 20.9 s (C) 41.0 s (B) 31.2 s (D) 11.9 s
Solution by an expert tutor
Blurred Solution
This question has been solved
Subscribe to see this solution