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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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Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A circular road of radius 1000m has banking angle 45°.The maximum safe speed of a car
- Zener diode is used
- The wing span of an aeroplane is 20 m. It is flying in a field where the vertical
- Perfectly black body radiates the energy 18 J/s at 300K. Another ordinary body of e=0.8
- A charge Q is enclosed by a Gaussian spherical surface of radius R
Topics: Properties of Bulk Matter (130)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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