A 25 watt bulb emits monochromatic yellow light of wavelength of 0.57`mum`. Calculate the rate of emissionn of quanta per second.

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

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 25 watt bulb emits monochromatic yellow light of wavelength of '0.57 mu . m .' Calculate the rate of emission of quanta per second.

A 25 What bulb emits monochromatic yellow light of wavelength of 0. 75 um. Calculate the rate of emission of quanta per second.

A 25 watt emits monochromatic yellow light of wavelength of 0.57 mu m . Calculate the rate of emmision of quanta per second.

A 100 watt bulb emits monochromatic light of wavelength 400 nm. Calculate the number of photons emitted per second by the bulb.

An 80 watt bulb emits monochromatic light of wavelength 480 nm. Calculate the number of photons emitted per second by the bulb?