Suppose the fuel used by the fire truck contains 45,500 kJ/kg of chemical energy. What is the
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Suppose the fuel used by the fire truck contains 45,500 kJ/kg of chemical energy. What is the overall efficiency (ratio of mechanical power out to chemical power in) of the truck’s engines?
Involve the world’s fastest truck record holder, a 1940 Ford fire truck. Its top speed is 404 mph! It was powered by two Rolls Royce 601 Viper jet engines with afterburners, developing an equivalent to 1.20 × 104 HP. It consumes 2.0 × 102 lbm of fuel per second (see http://www.jetfiretruck.
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The overall efficiency of the trucks engines is 0002...View the full answer
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