Question

Three students of class IX are trying to boil water at different pressures as represented below
at 1 atm
at 0.5 atm
at 760 mm of
(2)
(3)
Then based on the above experiments choose the correct conclusion from the following
1) In experiment 1 water boils at higher temperature than in experiment 3
2) In experiment 2 water boils and higher temperature than in experiment 3
3) In experiment 3 water boils at same temperature as in experiment !
4) In experiment 2 water boils at higher temperature than in experiment 1 & 3​

Answer 1

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