Practicing Success
Practicing Success
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The sun deliverse 103 W/m2 of electromagnetic flux to the earth's surface. The total power that is incident on a roof of dimensions 8m × 20m, the radiation force on the |
3.33 × 10-5 N 5.33 × 10-4 N 7.33 × 10-3 N None of these |
5.33 × 10-4 N |
F = PA = $\frac{S A}{c}=\frac{1.6 \times 10^5}{3 \times 10^8}$ = 5.33 × 10-4 N |
