61% Excess air (161% Theoretical air):

C3H8 + (1.61) z (O2 + 3.76 N2) => 3 (CO2) + 4(H2O) + (0.61)z (O2) + (1.61) (3.76) z (N2 )

Explore topic-wise MCQs in Bioprocess Engineering Questions and Answers.

This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Bioprocess Engineering Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.

1.	”Thermal conversion (destruction) of organics in the absence of oxygen”, which term is used for this process?
A.	Reduction
B.	Pyrolysis
C.	Combustion
D.	Gasification
Answer» C. Combustion

Discussion

2.	“Thermal conversion of organic matter with an oxidant (normally oxygen) to produce primarily carbon dioxide and water”, which term is used for this process?
A.	Oxidation
B.	Pyrolysis
C.	Combustion
D.	Gasification
Answer» D. Gasification

Discussion

3.	61% Excess air (161% Theoretical air):
A.	C3H8 + (1.61) z (O2 + 3.76 N2) => 3 (CO2) + 4(H2O) + (0.61)z (O2) + (1.61) (3.76) z (N2 )
Answer» D.

Discussion

4.	In this problem we wish to develop the combustion equation and determine the air-fuel ratio for the complete combustion of n-Butane (C4H10) with theoretical air.
A.	15.4 kg-air/kg-fuel
B.	12.5 kg-air/kg-fuel
C.	12.4 kg-air/kg-fuel
D.	15.5 kg-air/kg-fuel
Answer» E.

Discussion

Explore topic-wise MCQs in Bioprocess Engineering Questions and Answers.

”Thermal conversion (destruction) of organics in the absence of oxygen”, which term is used for this process?

“Thermal conversion of organic matter with an oxidant (normally oxygen) to produce primarily carbon dioxide and water”, which term is used for this process?

61% Excess air (161% Theoretical air):

In this problem we wish to develop the combustion equation and determine the air-fuel ratio for the complete combustion of n-Butane (C4H10) with theoretical air.