Temperature relief valves can open on a rise in temperature by the expansion of a wax-filled rod or by the:

Temperature relief valves can open on a rise in temperature by the expansion of a wax-filled rod or by the:

Temperature relief valves can open on a rise in temperature by the expansion of a wax-filled rod or by the:



a. Melting of the alloy in a fusible plug
b. Melting of a fusible link
c. Action of a bi-metal strip
d. Action of a Bourdon tube
e. Action of a bellows




Answer: A


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