問題詳情
10. What concentration of flammable vapor should activate the alarms of fixed vapordetection system stipulated in IGC Code (International Gas Carrier Code)?
(A) When the vapor concentration reaches 10% of the lower flammable limit.
(B) When the vapor concentration reaches 20% of the lower flammable limit.
(C) When the vapor concentration reaches 30% of the lower flammable limit.
(D) When the vapor concentration reaches 40% of the lower flammable limit.
(A) When the vapor concentration reaches 10% of the lower flammable limit.
(B) When the vapor concentration reaches 20% of the lower flammable limit.
(C) When the vapor concentration reaches 30% of the lower flammable limit.
(D) When the vapor concentration reaches 40% of the lower flammable limit.
參考答案
答案：C
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