Question

rusting of iron ; wear and tear of machine ; power failure ; burning of cooking gas find ode one out and give reason plssss​

Answer 1

Answer:

Power failure

Explanation:

Power failure is the odd one out because in rusting of iron (chemical change) , there is a layer being deposited of iron oxide, in wear and tear of machines, the layers of machines and coming out (chemical change) and in burning of cooking gas is (chemical change) but power failure is not a change.

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Answer 2

Answer:

power failure is the right answer