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4th Class Power Engineering Unit A11 Chapter 4 Electric Boilers exam questions and answers
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4th Class Power Engineering Unit A11 Chapter 4 Electric Boilers exam questions and answers
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4th Class Power EngineeringUnit A11 Chapter 4: Electric
Boilers exam questions and
answers
The two general types of electric boilers are the:
Select one:
a. electrode and immersion
b. generator and immersion
c. electrode and generator
d. electrode and relay - answer a
In the jet type electrode boiler, the _________ depends upon the
amount of water sprayed:
Select one:
a. circulation produced
b. voltage produced
c. resistance produced
d. current produced - answer d
An advantage of an electric boiler over a fuel fired boiler is:
Select one:
a. they contain more water at the same steaming capacity
b. they are less expensive to purchase
c. they are silent in operation
d. they are simpler to maintain - answer c
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