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Statement-I : A gas effuses our from a flask through an orifice (pinhole), rate of effusion decreases linearly with time Because Statement -2 : Pressure of the gas in the flask decreases with passage of timeA. Statement -1 is true , statement -2 is true, statement-2 is a correct explanation of statement-4B. Statement-1 is true , statement -2 is true, statement-2 is not a correct explanation of statement -4C. Statement-1 is true, statement-2 is falseD. Statement -1 is false, statement-2 is true |
Answer» Correct Answer - D | |