Question

What is the fuel ratio of aircraft when initial and final weight are 385560kg and 15560kg?

(a) 34.78

(b) 24.78

(c) 56.76

(d) 45.65

I got this question in my homework.

I want to ask this question from Range and Endurance for Aircraft with Thrust Producing Engines topic in section Cruising Performance of Aircraft Performance

Answer 1

Correct answer is (b) 24.78

Explanation: The answer is 24.78. Given Wi is 385560kg and Wf is 15560kg. From the formula ω=\(\frac{W_i}{W_f}\)

On substituting the values ω=\(\frac{385560}{15560}\)

ω=24.78.