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1. The lift FL on an airfoil is related to its velocity V, its length L, its chord length c, its angle of attack a, and the density r of the air. Viscous effects are assumed negligible. Relate the lift to the other variables.
2. The drag FD on an airfoil is related to its velocity V, its length L, its chord length c, its angle of attack a, and the density r and viscosity m of the air. Relate the drag to the other variables.
suppose that the failure time distribution for a product can be approximated by a normal distribution with mu 3 and
cooling water circulates through a water jacket enclosing a housing filled with electronic components. at steady state
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A gas mixture at 675.0°C and 113 kPa absolute enters a heat exchanger at a rate of 69.0 m3/hr. The gas leaves the heat exchanger at 245.0°C. The change in enthalpy of the gas during the cooling process is -6.80 kJ/mol.
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A cubical block of density PB and with sides of length L floats in a liquid of greater density PL (a) What fraction of the block's volume is above the surface of the liquid?
A rectangular material sample (2 in tall and 1 in wide) is subjected to a vertical tensile stress of 50,000 psi on its upper edge. The bottom edge of the sample is constrained from displacing in the vertical, or y, direction but is free to expand or ..
explain in your own words what standard deviation is and why it is useful when describing experimental data. 2. what
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