Mechanical Engineering - Steam Boilers and Engines - Discussion

Discussion Forum : Steam Boilers and Engines - Section 3 (Q.No. 17)
17.
The actual vacuum in a condenser is equal to
barometric pressure + actual pressure
barometric pressure - actual pressure
gauge pressure + atmospheric pressure
gauge pressure - atmospheric pressure
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Naushad Alam said:   7 years ago
Absolute pressure =Atmospheric pressure (or Barometric pressure) - Vacuum pressure.

So, Vacuum pressure=Barometric-actual pressure. Because negative gauge pressure is also called vacuum pressure.

Ashvat said:   7 years ago
Please give an explanation.

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