Find average impulsive force exerted by wall on car bumper
A 2500 lb car moving with a velocity of 3 mi/h hits a garage wall and is brought to rest in 0.05 s . Determine the average impulsive force exerted by the wall on the car bumper.
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Steam at 10,000 kg/h passes through an adiabatic turbine from an initial state of 100 bars, 500 degrees C to a final state of 15 bars and 250 degrees C. Determine the isentropic efficiency.
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A 50-Mg railroad car moving with a velocity of 3 km/h is to be coupled to a 30-Mg cae which is at rest determine the final velocity of the coupled cars.
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