A mine worker inhales normal air; whereas, the exhaled air contains 16.65% O2 and 3.83% CO2. The respiratory quotient of breathing for the worker is
A. 0.23
B. 0.89
C. 0.99
D. 1.13
Answer: Option B
Related Questions on Mine Ventilation
The mechanical mixture of gases existing in a mine given off after explosion called
A. White damp
B. Stink damp
C. Black damp
D. After damp
A Drager Gas Mask does not filter
A. Water vapour
B. Nitrous fumes
C. Carbon monoxide
D. Carbon dioxide
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