Question
In Q. 45 , the solar energy incident on the roof in 1 hour will be(A) $5.76 \times 10^{8} \mathrm{~J}$(B) $5.76 \times 10^{7} \mathrm{~J}$(C) $5.76 \times 10^{6} \mathrm{~J}$(D) $5.76 \times 10^{5} \mathrm{~J}$
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This can be written as: \[E = P \times t\] Show more…
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The sun delivers $10^{3} \mathrm{Wm}^{-2}$ of electromagnetic flux to earth's surface. The total power that is incident on a roof of dimension $8 \mathrm{~m} \times 20 \mathrm{~m}$ will be (A) $4 \times 10^{5} \mathrm{w}$ (B) $2.56 \times 10^{4} \mathrm{w}$ (C) $6.4 \times 10^{5} \mathrm{w}$ (D) $1.6 \times 10^{5} \mathrm{w}$
The solar energy incident on the roof in 1 hour of dimension 8m×20m will be ?
The sun delivers $10^{3} \mathrm{~W} / \mathrm{m}^{2}$ of electromagnetic flux to the earth's surface. The total power that is incident on a roof of dimensions $8 \mathrm{~m} \times 20 \mathrm{~m}$, will be (A) $6.4 \times 10^{3} \mathrm{~W}$ (B) $3.4 \times 10^{4} \mathrm{~W}$ (C) $1.6 \times 10^{5} \mathrm{~W}$ (D) None of these
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