Q:

In a condenser, the temperature of steam entering in the condenser is observed to be 30°C. The condenser vacuum is recorded to be 670 mm of Hg. If the barometer reading is 760 mm of Hg, determine the vacuum efficiency.

A) 92.01% B) 84.25%
C) 31.65% D) 67.51%
 

View Answer Explanation

122