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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
- An automobile engine develops 100 kW when rotating at a speed of 1800 rev/min
- The mirrors are inclined at an angle of 50⁰. The number of images formed for an object
- Light is emitted when
- When an electron beam passes through an electric field they gain kinetic energy.
- The dimension of 1/2ε₀E², where ε₀ is permittivity of free space and E is electric field
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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