Solar radiation is incident on a flat-plate collector at a rate of 600 W/m2. The glazing has

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Solar radiation is incident on a flat-plate collector at a rate of 600 W/m2. The glazing has a transmissivity of 0.85 and the absorptivity of absorber plate is 0.92. The heat loss coefficient of the collector is 3.0 W/m2·oC. The maximum efficiency of this collector is
(a) 92%
(b) 85%
(c) 78%
(d) 73%
(e) 66%
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Thermodynamics An Engineering Approach

ISBN: 978-0073398174

8th edition

Authors: Yunus A. Cengel, Michael A. Boles

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