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refrigerant 134a enters the evaporator of a refrigeration system operating at steady state at -12°C and...

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Mechanical Engineering

refrigerant 134a enters the evaporator of arefrigeration system operating at steady state at -12°C and aquality of 20% at a velocity of 7 m/s. At the exit, the refrigerantis a saturated vapor at -12°C. The evaporator flow channel hasconstant diameter of 1.7cm.

Determine the mass flow rate of the refrigerant inkg/s

Determine the velocity at the exit in m/s

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