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I. Wr can be filled in more proportion in tyres. Give reasm 2. Gil mater eases. Give reason2. Air can be filled i |
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Answer» Air, The normal mixture of gases that theairconsists of. If youfilledit using your mouth then itwillhave lesser oxygen andmorecarbon di oxide and water vapor and normal products of exhalation. If you used a pump then itwillbe same as surroundingair. |
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