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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
- If both the resistance and the inductance in an LR AC series circuit are doubled
- Which of the following transitions in hydrogen atoms emit photons of highest frequency?
- Potential at a point x-distance from the centre inside the conducting sphere
- Two springs with spring constants K₁=1500 N/m and K₂=3000 N/m
- A body of mass 3 kg is under a constant force which cause a displacement
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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