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The sun radiates electromagnetic energy ...

The sun radiates electromagnetic energy at the rate of `3.9xx10^(26)W`. Its radius is `6.96xx10^(8)m`. The intensity of sun light at the solar surface will be (in `W//m^(2)`)

A

`1.4xx10^4`

B

`2.8xx10^5`

C

`4.2xx10^6`

D

`6.4xx10^7`

Text Solution

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The correct Answer is:
D
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