3. Which sequence is followed for the flue-gas analysis in the Orsat gas analyzer?
A. CO2 O2 CO
B. CO O2 CO2
C. O2 CO CO2
D. O2 CO2 CO
3. Which sequence is followed for the flue-gas analysis in the Orsat gas analyzer?
A. CO2 O2 CO
B. CO O2 CO2
C. O2 CO CO2
D. O2 CO2 CO