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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 boy standing at the top of a tower of 20m height drops a stone
- A body of mass m is placed on the earth’s surface. It is taken from the earth’s surface
- Van der waals,equation of state is(p+a/v²)(V-b)=nRT. The dimensions of a and b
- The respective speeds of the molecules are 1,2,3,4 and 5 km/s.
- An electric dipole of moment p is lying along a uniform electric field E. The work
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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