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A pan filled with hot food cools from 94...

A pan filled with hot food cools from `94^(@)`C to `86^(@)`C in 2min. When the room temperature is at `20^(@)`C, the time taken to cool from `71^(@)`C to `69^(@)`C is

A

42 s

B

42 min

C

0.7 s

D

7 min

Text Solution

Verified by Experts

The correct Answer is:
A
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