HV Exit Exam • Set 4 Question 1 of 30
Which of the following metals has the highest electrical conductivity at room temperature?
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Direct Answer
Option C: Silver
Silver possesses the highest electrical conductivity of all metals (~6.30 × 10⁷ S/m), followed closely by copper (~5.96 × 10⁷ S/m) and gold (~4.10 × 10⁷ S/m).
All Options
A
Copper
B
Aluminium
C
Silver
(Correct Answer)
D
Iron
Detailed Explanation & Context
Silver possesses the highest electrical conductivity of all metals (~6.30 × 10⁷ S/m), followed closely by copper (~5.96 × 10⁷ S/m) and gold (~4.10 × 10⁷ S/m).
Relevant Framework: STCW 2010 Manila Amendments • DG Shipping E-Learning & Exit Exam Standards • High Voltage Safety Officer & Switchgear Operations (HV).
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