Question

Write the composition of nichrome, magnanin, constantan?​

Answer 1

Answer:

Manganin is a trademarked name for an alloy of typically 84% copper, 12% manganese, and 4% nickel. ... Manganin foil and wire is used in the manufacture of resistors, particularly ammeter shunts, because of its virtually zero temperature coefficient of resistance value and long term stability.

Volume resistivity (ρ): 43–48 μΩ⋅cm

Density (ρ): 8.4 g/cm3

Specific heat capacity (c): 0.097 cals/gm

Explanation: