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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
- The molar specific heat at constant pressure of an ideal gas is (7/2)R. The ratio
- The minimum wavelength of X-rays produced in a Collidge tube operated
- Activity of a radioactive sample decreases to (1/3)rd of its original value
- A coil of inductive reactance 31 Ω has a resistance of 8 Ω. It is placed in series
- The periodic waves of intensities I₁ and I₂ pass through a region at the same time
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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