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A liquid takes 5 minutes to cool from 80°C to 50°C. how much time it will take to cool from 60°C to 30°C, if the temperature of the surrounding is 20°C? (a) 5 minutes (b) 7 minutes (c) 9 minutes (d) 12 minutes

A liquid takes 5 minutes to cool from 80°C to 50°C. how much time it will take to cool from 60°C to 30°C, if the temperature of the surrounding is 20°C?
(a) 5 minutes
(b) 7 minutes
(c) 9 minutes
(d) 12 minutes

Grade:Upto college level

2 Answers

Saurabh Koranglekar
askIITians Faculty 10341 Points
10 months ago
576-1787_1.PNG
Vikas TU
14148 Points
10 months ago
576-1787_1.PNG
Dear student 
Please refer the clear image , 
The image above does not looks good , it is blurr.
Hope for the best 
Good Luck 
Cheers 

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