ELECTRICAL ENGINEERING MY POWER 4B3 MULTIPLE CHOICE QUESTIONS AND
ANSWERS 100% VERIFIED.
At the end of the pre-purge period, the programming control:
Select one:
a. Opens the main fuel valve
b. Closes the pilot valve
c. Ends the ignition trial
d. Energizes the ignition transformer
Verified Answer -d. Energizes the ignition transformer
A steam boiler is regularly blown off in order to:
Select one:
a. Clean the soot and carbon out of the firebox and tubes
b. Lower the operating water level in the boiler
c. Discharge sediment from the boiler
d. Test the rated relieving capacity of the safety valves fitted to the boiler
Verified Answer -c. Discharge sediment from the boiler
A flame failure device is unresponsive to:
Select one:
a. Ultraviolet light
b. Infra-red light
c. Visible light

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jordancarter 6 months ago

This study guide is clear, well-organized, and covers all the essential topics. The explanations are concise, making complex concepts easier to understand. It could benefit from more practice questions, but overall, it's a great resource for efficient studying. Highly recommend!

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