1.

Switching on of television is which change physical or chemical

Answer»

ANSWER:

physical change  

Explanation:

As you can even reverse the process

the physical change can be defined as

Physical changes occur when OBJECTS or SUBSTANCES undergo a change that does not change their CHEMICAL composition. This contrasts with the concept of chemical change in which the composition of a substance changes or one or more substances combine or break up to FORM new substances.



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