The efficiency of chimney is approximately
The efficiency of chimney is approximately 40 % 0.25 % 20 %…
The efficiency of chimney is approximately
The efficiency of chimney is approximately A. 80% B. 40% C. 20% D. 0.25% Answer: Option D
The efficiency of chimney is approximately 40 % 0.25 % 20 %…
The efficiency of chimney is approximately A. 80% B. 40% C. 20% D. 0.25% Answer: Option D
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