The average amount of Solar energy reaching the upper atmosphere of earth per second on an area of $1 m^{2}$ is called ___.

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Solution

The solar constant is the energy which reaches the earth upper surface per second on $1 m^{2}$ . It is usually taken to be 1,388 watts per meter square.

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The solar energy reaching unit area at outer edge of the earth's atmosphere exposed perpendicularly to the rays of the Sun at the average distance between the Sun and earth is known as

Q. The energy flux of sunlight reaching the surface of the earth is

1.388 \times 10^{3} W m^{- 2}

. The photons in the sunlight have an average wavelength of 550 nm. How many photons per square metre are incident on the earth per second?

Q. Solar constant is the amount of solar energy incident perpendicularly per unit time on unit surface area of the earth at an average distance between the Sun and the earth. Its value in

S_{0} = 1340 w / m^{2}

. Here calculate temperature of the Sun's surface.
Radius of the Sun

R_{s} = 7 \times 10^{8} m

Average distance between the earth and the Sun

R_{0} = 1.5 \times 10^{11} m

σ = 5.67 \times 10^{- 8} W m^{- 2} K^{- 4}

Q. The amount of the solar energy received by the earth is called _________.

The energy flux of sunlight reaching the surface of the earth is 1.388 × 10³ W/m². How many photons (nearly) per square metre are incident on the Earth per second? Assume that the photons in the sunlight have an average wavelength of 550 nm.

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The average amount of Solar energy reaching the upper atmosphere of earth per second on an area of 1 m2 is called ___.

The solar constant is the energy which reaches the earth upper surface per second on 1 m2. It is usually taken to be 1,388 watts per meter square.

The average amount of Solar energy reaching the upper atmosphere of earth per second on an area of $1 m^{2}$ is called ___.

The solar constant is the energy which reaches the earth upper surface per second on $1 m^{2}$ . It is usually taken to be 1,388 watts per meter square.