Question

Iron piece become red on it


strong heating​

Answer 1

Answer:

When an iron bar is heated to a very high temperature, it initially glows red, and then as its temperature rises it glows white. Incandescence is heat made visible – the process of turning heat energy into light energy. ... As the temperature is raised, the peak moves toward and finally into the visible region.

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Answer 2

Answer:

Because of Rust.

In rusting a Red yellowish layer is appeared on irons object