Question

Which of the following Material has lowest resistivity ?

• A. Constantan
• B. Silver
• C. Manganin
• D. Copper

Answer 1

Answer: (B)

Pure silver has the highest thermal conductivity of any metal. The resistivity of silver is about $1.59\times 10^{-8}\Omega m$ at $20^{\circ }C$ it is lowest of all metal.