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A body cools in 7 minute from 60⁰C to 40⁰C. What time, in minute does it take to cool

A body cools in 7 minute from 60⁰C to 40⁰C. What time, in minute does it take to cool from 40⁰C to 28⁰C if the surrounding temperature is 10⁰C? Assume Newton’s law of cooling

Options

(a) 3.5
(b) 11
(c) 7
(d) 10

Correct Answer:

7

Explanation:

No explanation available. Be the first to write the explanation for this question by commenting below.

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