Question

What is a power?
Define rusting of iron in detail.

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Answer 1

power is the amount of energy transferred or converted per unit time and so unit is watt

hope it helps you

Answer 2

Define rusting of iron.

Rust is a chemical reaction (oxidation) of iron that occurs over a period of time as the bare metal surface comes in contact with oxygen present in the air or water. Rust "eats" away the metal, rendering it weak and fragile.

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