Question

Calculate the velocity of the exhaust stream (V2) given the following information: Ta = 12,000 lbs thrust, V1 = 1500 ft/s, Inlet Dia. = 3.43 ft, At standard sea level: Air Density (rho) = 2.377x10-3 slugs/ft3, Q = Mass flow (slugs/s). Calculate the velocity of the exit stream, V2.

EPS 00-B0T-80 AIRPLANE PERFORMANCE NAVW F mo F (m V) TQ (V2-Vi) 6"石 2+V 2V .2 0 2 3 4 .5 6 7 8 9 1.O /V2 Figure 2.5. Principles of Propulsion 105

A. 1895 ft/s

B. 1873 ft/s

C. 1864 ft/s

D. 1783 ft/s

Answer 1

2 No 32. 3 slug 2. 364 Lu 1