JEE Mains 2020 Model Paper 1 New Pattern

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Question : 43 of 75
 
Marks: +1, -0
Two substances A and B of equal mass 'm' are heated at uniform rate of 6‌cal‌s−1 under similar conditions. A graph between temperature and time is shown in figure. Ratio of heats absorbed (
HA
HB
)
by them for complete fusion of them is (‘P’ is the midpoint between 6 th and 7 th division of time axis.)
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