The Solar Constant Is Defined As The Energy

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The solar constant is defined as the energy.

The 1970 ises congress in melbourne accepted the value of 1353 w m 2 for the solar constant with an error of about 1 5. The solar constant is defined as the energy incident per unit area per second. The solar constant gsc is a flux density measuring mean solar electromagnetic radiation solar irradiance per unit area. A solar constant is a measurement of the solar electromagnetic radiation available in a meter squared at earth s distance from the sun.

What is the number value for the solar constant. Learn vocabulary terms and more with flashcards games and other study tools. Solar constant definition the average rate at which radiant energy is received from the sun by the earth equal to 1 94 small calories per minute per square centimeter of area perpendicular to the sun s rays measured at a point outside the earth s atmosphere when the earth is at its mean distance from the sun. The dimensional formula for solar constant is a m l t b mlt c ml t d mt.

It is measured on a surface perpendicular to the rays one astronomical unit au from the sun roughly the distance from the sun to the earth. Therefore it is called the solar constant. The rate at which the sun s energy is received per unit area at the top of the earth s. Define the solar constant.

It is defined as the energy received from the sun on unit area exposed normally to the sun s rays at the average sun earth distance in the absence of the earth s atmosphere. The quantity of radiant solar energy received at the outer layer of the earth s atmosphere that has a mean value of 1370 watts per square meter examples of solar constant in a sentence. The amount of solar energy striking the top of earth s atmosphere. It s unit is j min m m this constant is determined by instruments called pyroheliometer.

Meaning pronunciation translations and examples. Solar constant is defined as the amount of solar energy received per minute per unit area of a black body placed on the earth s surface in the absence of earth s atmosphere the area being set at right angles to the direction of the solar radiation.