Physics-
General
Easy

Question

The sun deliverse 10 to the power of 3 end exponent W divided by m to the power of 2 end exponent of electromagnetic flux to the earth's surface. The total power that is incident on a roof of dimensions 8m ,20m, will be:

  1. 6.4 cross times 10 to the power of 3 end exponent text end text W    
  2. 3.4 cross times 10 to the power of 4 end exponent text end text W    
  3. 1.6 cross times 10 to the power of 5 end exponent text end text W    
  4. None of these    

The correct answer is: 1.6 cross times 10 to the power of 5 end exponent text end text W

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