What improper operation can cause noise pollution?
A) Steam leaks
B) High discharge steam pressure
C) Loss of casing and/or line insulation
D) Allowing turbine to run at a critical speeds
Answer: B
Explanation: A) Incorrect. High discharge steam pressure can cause noise pollution.
B) Correct. High discharge steam pressure can cause noise pollution.
C) Incorrect. High discharge steam pressure can cause noise pollution.
D) Incorrect. High discharge steam pressure can cause noise pollution.
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