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A 25 watt bulb emits monochromatic yello...

A 25 watt bulb emits monochromatic yellow light of wavelength of ` 0. 57 mu` m. Calculate the rate of emission of quanta per second .

A

`7.16 xx 10^(-19)`

B

`7.16 xx 10^(19)`

C

`3.5 xx 10^(15)`

D

`6.5 xx 10^(19)`

Text Solution

Verified by Experts

The correct Answer is:
B
`E = (Nhc)/(lambda)`
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