SSC JE Mechanical Engineering 2018 Set 2 Paper

Question : 140 of 200

Marks: +1, -0

Which of the following formula holds TRUE for dryness fraction ?

Solution:

Dryness fraction represent the mass of dry saturated steam in 1 kg of wet steam.
Dryness fraction (x) =

m_v/{m_v+m_1}

={\mass \of \dry \saturated\steam}/{\mass \of \wet \steam}

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