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here are some questions from HCV 1.while gas from a cooking cylinder is used, the pressure doesnot fall appreciably till the last few minutes. Explain? 2.when you come out of a river after a dip, you feel cold. why? 3. when water is added to an overheated automobile engine, it is done slowly with engine running. why?


here are some questions from HCV

1.while gas from a cooking cylinder is used, the pressure doesnot fall appreciably till the last few minutes. Explain?

2.when you come out of a river after a dip, you feel cold. why?

3. when water is added to an overheated automobile engine, it is done slowly with engine running. why?


Grade:9

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