Question

what is solar constant?State it's approximate value​

Answer 1

The approximate average value cited, 1.3608 ± 0.0005 kW/m², which is 81.65 kJ/m² per minute, is equivalent to approximately 1.951 calories per minute per square centimeter, or 1.951 langleys per minute. Solar output is nearly, but not quite, constant

Answer 2

Solar constant, the total radiation energy received from the Sun per unit of time per unit of area on a theoretical surface perpendicular to the Sun's ray's and at Earth's mean distance from the Sun........ The value of the constant is approximately 1.366 kilowatts per square metre.

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