ln a surrounding medium of temperature 10⁰C a body takes 7 min for a fall

ln a surrounding medium of temperature 10⁰C a body takes 7 min for a fall of temperature from 60⁰C to 40⁰C. In what time the temperature of the body will fall from 40⁰C to 28⁰C?

Options

(a) 7 min
(b) 11 min
(c) 14 min
(d) 21 min

Correct Answer:

7 min

Explanation:

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