Douglas A-4M - MAXIMUM MACH NUMBER

Section Xl NAVAIR 01-40AVM- J
Part 9
SAMPLE MILITARY FUEl flOW drag index and gross weight at altitudes of sea lev e l
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MAXIMUM MACH NUMBER
Level flight maximum Mach number. at military
thrust. is shown in fi g ure 11-49, as a function of
11 -98
and 1 0,000 feel. Military thr ust fuel flow is pre-
se n ted in fib'ure 11- 50 as a fUllction of pressure
altitude and Mach nu mber.
SAMPLE PROBLEM
Max i mum Mach Numb er
(For figu re 11-49 )
Drag index ..
. ....... 60
(A)
(9)
(e)
Gross weight at sea level ....... .
18,OOOIb
0_ 833
Maximum M::lch number
SAMPLE PROBLEM
Military Fuel Flow
(For figure 11-50)
(A) Pl'essure altitude .. ......... . 1 0,000 ft
(9)
Mach numher
0.90
(e) Fuel flow . .
156
Ib / min