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Calculate the number of photons emitted by a {100}{W} yellow l

Question

Calculate the number of photons emitted by a $100 W$ yellow lamp in $1.0 s .$ Take the wavelength of yellow light as $560 n m$ and assume $100$ percent efficiency.

6.8 \times 10^{20}

4 \times 10^{12}

4 \times 10^{20}

2.8 \times 10^{20}

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Eleanor Discussed

Calculate the number of photons emitted by a

100 W

yellow lamp in

1.0 s .

Take the wavelength of yellow light as

560 n m

and assume

100

percent efficiency.

6 mins ago

Discuss this question LIVE

6 mins ago

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Question Text	Calculate the number of photons emitted by a $100 W$ yellow lamp in $1.0 s .$ Take the wavelength of yellow light as $560 n m$ and assume $100$ percent efficiency.
Answer Type	Video solution: 1
Upvotes	175