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power. The 3. A hydrogen engine operates with an air mass flow rate of 2.0 kg/s and produces 1 MW of exhaust enthalpy is

power. The 3. A hydrogen engine operates with an air mass flow rate of 2.0 kg/s and produces 1 MW of exhaust enthalpy is -40,000 kJ/kgfuel, and the heat losses from the engine total 50,000 kJ/kmolfuel. What equivalence ratio is the engine being operated at?

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