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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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e=300 sin[(100 π)t] V
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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
- For a transformer, the turns ratio is 3 and its efficiency is 0.75. The current flowing
- An alternating emf given by equation e=300 sin[(100 π)t] V
- Energy bands in solids are a consequence of
- The number of possible natural oscilations of air column in a pipe closed
- The total radiant energy per unit area, normal to the direction of incidence
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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