Correct answer
A. > 12.5
Explanation
The correct answer is > 12.5.
The advantage of using a 1 – 2 shell and tube heat exchanger over a 1 – 1 shell and tube heat exchanger is________?
Natural draught produced by a chimney depends upon the ________?
The first law of thermodynamics is a restatement of the law of conservation of________?
Heating of ortho-phosphoric acid to about 900°C, produces________?
Lower part of hot metal mixer are lined with ________ bricks?
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