CBSE Class 12-science Answered
a body takes 4 minutes to cool from 62°c to 58°c, surrounding temperature being 30°c. the time taken for body to cool from 46°c to 44°c will be?
Asked by sbtech357 | 23 Jul, 2018, 02:49: PM
Expert Answer
Assuming that the newton's law of cooling stands true for the given change in temperatures.
We first find the value of 'k'
Using this value of k we find change in time for second case
Answered by Abhijeet Mishra | 26 Jul, 2018, 01:16: PM
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