Hot water heaters used in potable water systems may have multiple heat sources, such as an electric heating element and a jacket water heated tube bundle. What is the primary purpose of such an arrangement?
A
Allow electricity to be used in port and jacket water to be used while underway.
B
Allow jacket water to be used in port and electricity to be used while underway.
C
Allow both the heat sources to be used when the demand for hot water is high, whether in port or underway.
D
Allow the designated backup heat source to be used in the event of failure of the designated primary heat source, whether in port or underway.
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Question 1 / 205eccef9cbacbc34ba4d45730
Question 1 of 205eccef9cbacbc34ba4d45730
Hot water heaters used in potable water systems may have multiple heat sources, such as an electric heating element and a jacket water heated tube bundle. What is the primary purpose of such an arrangement?
Hot water heaters used in potable water systems may have multiple heat sources, such as an electric heating element and a jacket water heated tube bundle. What is the primary purpose of such an arrangement?