66 Difficulty 2 Given Nozzle hitting stationary cart Find Value of M to hold

66 difficulty 2 given nozzle hitting stationary cart

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Problem 4.66 [Difficulty: 2] Given: Nozzle hitting stationary cart Find: Value of M to hold stationary; plot M versu θ Solution: Basic equation: Momentum flux in x direction for the tank Assumptions: 1) Steady flow 2) Incompressible flow 3) Atmospheric pressure throughout 4) Uniform flow 5) Exit velocity is V Hence R x M g = V ρ V A ( ) V cos θ ( ) V A ( ) + = ρ V 2 A cos θ ( ) 1 ( ) = M ρ V 2 A g 1 cos θ ( ) ( ) = When θ = 40 o M s 2 9.81 m 1000 × kg m 3 10 m s 2 × 0.1 × m 2 1 cos 40 deg ( ) ( ) × = M 238 kg = 0 45 90 135 180 1000 2000 3000 Angle (deg) M (kg) This graph can be plotted in Excel
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  • Fall '08
  • ZOHAR
  • Fluid Dynamics, Trigraph, steady flow, Incompressible Flow, basic equation

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