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Question
MCQ
A CHANGE IN PHYSICAL STATE OF A SUBSTANCE BE BROUGHT -
1. ONLY WHEN ENERGY IS GIVEN TO THE SUBSTANCE .
2. ONLY WHEN ENERGY IS TAKEN FROM THE SUBSTANCE
3 .WHEN ENERGY IS EITHER GIVEN TO OR TAKEN FROM THE SUBSTANCE
4. WITHOUT ANY ENERGY CHANGE
MCQ
A CHANGE IN PHYSICAL STATE OF A SUBSTANCE BE BROUGHT -
1. ONLY WHEN ENERGY IS GIVEN TO THE SUBSTANCE .
2. ONLY WHEN ENERGY IS TAKEN FROM THE SUBSTANCE
3 .WHEN ENERGY IS EITHER GIVEN TO OR TAKEN FROM THE SUBSTANCE
4. WITHOUT ANY ENERGY CHANGE
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Solution
3. When energy is either given to or taken from the substance.
3. When energy is either given to or taken from the substance.
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