Question

Q12. The surface area of concentrator type solar heater is 5m2. It can reflect 80% of solar radiation incident while it absorbs

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Question :- The surface area of concentrator type solar heater is 5m2. It can reflect 80% of solar radiation incident on it. Calculate the energy concentrated by the heater in 1 hour if the solar energy were delivered to it at the rate of 0.66 kW/m2

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