Question

Why are the heating element of electrical heating appliances such as electrical iron toaster are made up of alloy rather than a pure metal?

Answer 1

Answer:

The heating elements of electrical heating appliances such as electrical iron toaster are made of alloy rather than a pure metal because of following reasons

• Resistivity of alloy is more than the metals.
• Large amount of heat is produce by alloy.
• Alloy do not burn or oxidised easily at room temperature.
• They have High melting and boiling point.

Answer 2

Answer:

➡ Because the Resistivity of alloy is much higher than pure metal and the alloy doesn't under woke oxidic easily even at high temperature when it is red hot. ✔ ✔ ✔