USCG USCG Steam
Set 4 • Question #341 of 496
Launch Interactive Practice Room Which of the following statements represents the function of insulation block?
A
It is used to protect firebrick from maximum temperatures.
B
It is generally used as the first layer on the inside of inner casings.
✓ Correct Answer
C
It is used to provide structural stability.
D
Typically used as a gas-side layer at low temperature areas in D-type boilers.
USCG NMC Regulatory Explanation
In USCG Steam Plants (Boilers & Turbines), regarding 'Which of the following statements represents the function of insulation block', the verified engineering fact is: 'It is generally used as the first layer on the inside of inner casings.'.
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