Question

Nichrome is an alloy of:

2 points

Iron, nickel,chromium and manganese

nickel,chromium and manganese

Iron, nickel,chromium and magnesium

nickel,chromium and magnesium

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Answer 1

Answer:

Nichrome is an alloy of nickel and chromium, with some amount of iron and/or other elements. usually, 80% Ni and 20% Cr is present.

Nichrome is used in resistance wire. It is used in a very wide variety of devices where electric heating is required. It is used in some dental restorations (fillings). It is used in the explosives and fireworks industry as a bridgewire in electric ignition systems, such as electric matches and model rocket igniters.

Perhaps magnesium is not present in nichrome alloy.

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Explanation: