QUESTION
Closed system में क्या exchange नहीं होता?
What is not exchanged in a closed system?
CORRECT ANSWER
B
matter / पदार्थ
EXPLANATION INSIDE
QUIZ CLUBFree Class 9-12 MCQ practice with explanations
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Step 1: यह closed system की definition है। Step 2: Closed system energy exchange कर सकता है लेकिन matter exchange नहीं करता। Step 3: परीक्षा टिप: closed system में mat...