Chemical Engineering Basics
When the wet steam is throttled but still remains wet at the exit of the throttle valve, then its temperature & dryness fraction respectively

Decreases & increases
Increases & increases
Increases & decreases
Decreases & decreases

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Chemical Engineering Basics
Which of the following is not a characteristic observed in material failure by fatigue fracture ?

Initation of crack occurs on the surface of the machine part
Plastic deformation of material does not occur
Initiation of crack from below the surface does not occur
Presence of both rough & smooth zone with conchoidal markings in smooth zone of the surface

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