For an ideal diffuser in a steady flow, in mCV is the mass of air in its control volume (cv), then:

The specific enthalpy of the air reduces from inlet to exit

The velocity of the air at exit is higher than at the inlet of the diffuser

Δmcv = 0, where Δmcv = change in mass

ΔEcv < 0, where, ΔEcv = change in total energy

For an ideal diffuser in a steady flow, in mCV is the mass of air in i

1.	For an ideal diffuser in a steady flow, in mCV is the mass of air in its control volume (cv), then:
A.	The velocity of the air at exit is higher than at the inlet of the diffuser
B.	Δmcv = 0, where Δmcv = change in mass
C.	The specific enthalpy of the air reduces from inlet to exit
D.	ΔEcv < 0, where, ΔEcv = change in total energy
Answer» C. The specific enthalpy of the air reduces from inlet to exit

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For an ideal diffuser in a steady flow, in mCV is the mass of air in its control volume (cv), then:

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