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Physics Chemistry

Engineering :: Fluid Mechanics and Hydraulic Machines

  A rocket exits exhaust gases with p = 0.5 kg m3 out a 50 cm dia nozzle at a velocity of 1200 m/s. Estimate the thrust, in kN
[A]. 420[B]. 280
[C]. 140[D]. 90
[E]. 40    

Answer: Option C
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