Mechanical Engineering - Steam Boilers and Engines - Discussion

Discussion Forum : Steam Boilers and Engines - Section 4 (Q.No. 28)
28.
The number of water level indicators in a boiler are generally __________ in number.
one
two
three
four
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
1 comments Page 1 of 1.

Shivam said:   4 years ago
What is the need/ function of two indicators? Where are they located?

Shouldn't the answer be one? Can anyone please explain.

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