Sawaal
5
Q:

Which of the following is the best conductor of electricity?

A) Aluminium B) Gold
C) Silver D) Copper

Answer:   C) Silver



Explanation:

silver is the best conductor of electricity.

When compared to remaining 3 metals, as Silver having more number of free electrons in its valency shell it is the good conductor of electricity.

Conductors Thermal Conductivity @ 25degree C

Silver --- 429
Copper --- 401
Gold --- 310
Aluminium --- 250

Subject: Physics
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