Technician A says under ideal combustion, all the nitrogen entering the combustion chamber will leave the combustion chamber unchanged. Technician B says under ideal combustion, all the oxygen and all the hydrocarbons are chemically recombined to produce carbon dioxide and water. Who is correct?
A. A only
B. B only
C. both A and B
D. neither A nor B
Answer: C
You might also like to view...
____________________ control is characterized by the use of push buttons, limit switches, pressure switches, and other sensing devices to control the operation of a magnetic contractor or starter.
Fill in the blank(s) with the appropriate word(s).
What is the advantage of using a pressure relief valve to protect a receiver instead of a fusible plug?
A) The pressure relief valve resets itself. B) Pressure relief valves can also be used to check the receiver pressure. C) Pressure relief valves are less expensive. D) It is impossible for a pressure relief valve to malfunction.
What is considered a good vacuum level for a deep vacuum?
A) 100 microns B) 500 microns C) 28 in Hg vacuum D) 1,000 microns
If the airflow across the heat exchanger is reduced, the stack temperature will be __________.
A. higher B. lower C. the same