Power Engineering 2B2 Review 2 Questions With Complete
Solutions
Question 51
If the environmental monitoring system availability is
compromised for a reporting period, what must be done?
Select one:
a. A report sent to the quality department for further analysis
b. Regulatory authorities made aware of the situation
c. Maintenance staff notified so preventative measures can be
reviewed
d. Operation staff notified so reports can be backfilled with
appropriate data
e. Senior management notified at the next quarterly meeting so
they are aware of the situation Correct Answers The correct
answer is: Regulatory authorities made aware of the situation
Question 52
What is a transmissometer used for?
Select one:
a. Measuring SO2
,b. Measuring opacity
c. Measuring NOx
d. Measuring particulate matter concentrations
e. Measuring noise level Correct Answers The correct answer
is: Measuring opacity
Question 53
The mercury float type manometer operates on the principle of:
Select one:
a. a variable area meter
b. cistern type
c. inverted U-tube
d. inclined tube
e. the ordinary U-tube Correct Answers The correct answer is:
the ordinary U-tube
Question 54
What are the products of an SCR unit reaction?
Select one:
a. Ammonia and Water
,b. Nitrogen and Water
c. Ammonia and Nitrogen
d. Nitrogen and Carbon Dioxide
e. Ammonia and Carbon Dioxide Correct Answers The correct
answer is: Nitrogen and Water
Question 55
In a pulverized coal feed system, how does the coal get to the
boiler from the pulverizer?
Select one:
a. Conveyor
b. Travelling Grates
c. Air
d. Gravity Chute
e. Mechanical Thrower Correct Answers The correct answer is:
Air
Question 56
What is the impact of a high stack with high exit velocity on
emissions?
, Select one:
a. Emissions are released at a higher level and have a chance to
be diluted causing less problems
b. Emissions go up high enough not to be dispersed by local
wind patterns
c. Emissions are spread over a wider area and can cause damage
over a larger area
d. The stack height and exit velocity allow the emissions to be
cleaned better at the stack exit
e. The stack height and exit velocity have no impact on the
pollution potential of a plant Correct Answers The correct
answer is: Emissions are spread over a wider area and can cause
damage over a larger area
Question 57
What is the actual mass of air required to burn 1 kg of hydrogen
to H2O if the process occurs will 35% excess air?
Select one:
a. 46.55 kg
b. 34.48 kg
c. 15.51 kg
d. 23.27 kg
Solutions
Question 51
If the environmental monitoring system availability is
compromised for a reporting period, what must be done?
Select one:
a. A report sent to the quality department for further analysis
b. Regulatory authorities made aware of the situation
c. Maintenance staff notified so preventative measures can be
reviewed
d. Operation staff notified so reports can be backfilled with
appropriate data
e. Senior management notified at the next quarterly meeting so
they are aware of the situation Correct Answers The correct
answer is: Regulatory authorities made aware of the situation
Question 52
What is a transmissometer used for?
Select one:
a. Measuring SO2
,b. Measuring opacity
c. Measuring NOx
d. Measuring particulate matter concentrations
e. Measuring noise level Correct Answers The correct answer
is: Measuring opacity
Question 53
The mercury float type manometer operates on the principle of:
Select one:
a. a variable area meter
b. cistern type
c. inverted U-tube
d. inclined tube
e. the ordinary U-tube Correct Answers The correct answer is:
the ordinary U-tube
Question 54
What are the products of an SCR unit reaction?
Select one:
a. Ammonia and Water
,b. Nitrogen and Water
c. Ammonia and Nitrogen
d. Nitrogen and Carbon Dioxide
e. Ammonia and Carbon Dioxide Correct Answers The correct
answer is: Nitrogen and Water
Question 55
In a pulverized coal feed system, how does the coal get to the
boiler from the pulverizer?
Select one:
a. Conveyor
b. Travelling Grates
c. Air
d. Gravity Chute
e. Mechanical Thrower Correct Answers The correct answer is:
Air
Question 56
What is the impact of a high stack with high exit velocity on
emissions?
, Select one:
a. Emissions are released at a higher level and have a chance to
be diluted causing less problems
b. Emissions go up high enough not to be dispersed by local
wind patterns
c. Emissions are spread over a wider area and can cause damage
over a larger area
d. The stack height and exit velocity allow the emissions to be
cleaned better at the stack exit
e. The stack height and exit velocity have no impact on the
pollution potential of a plant Correct Answers The correct
answer is: Emissions are spread over a wider area and can cause
damage over a larger area
Question 57
What is the actual mass of air required to burn 1 kg of hydrogen
to H2O if the process occurs will 35% excess air?
Select one:
a. 46.55 kg
b. 34.48 kg
c. 15.51 kg
d. 23.27 kg
