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A slab consists of two parallel layers of two different materials of same thickness and area having thermal conductivities K₁ and K₂. The equivalent conductivity of the combination of
Options
(a) K₁ + K₂
(b) K₁ + K₂ / 2
(c) 2K₁K₂/K₁ + K₂
(d) K₁ + K₂/2K₁K₂
Correct Answer:
K₁ + K₂ / 2
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
- When a ceiling fan is switched on, it makes 10 revolutions in the first 3s
- A disc of mass 100 g is kept floating horizontally in air by firing bullets
- Three solids of masses m₁,m₂ and m₃ are connected with weightless string
- A student performs an experiment to determine the Young’s modulus of a wire
- A thin glass(refractive index 1.5) lens has optical power of -5D in air.
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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