A helium-neon laser has a power output of 1mW of light of wavelength 632.8 nm.
Q. Determine the number of photons emitted by the laser each second.

A helium-neon laser has a power output of 1mW of light of wavelength 632.8 nm. Q. Calculate the energy of each photon in electron volt.

A monochromatic source emits light of wavelength 550 nm is emitted by a source . Find the number of photons emitted by the source in 90 seconds if power of source is 60 W.

A helium-neon laser emits light of wavelength 632.8nm. Calculate the energy of each photon in electron volt.

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

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

A laser emits a pulse of light with energy 5.0 xx 10^(3)J . Determine the number of photons in the pulse if the wavelength of light is 480 nm.

A monochromatic source emits light of wavelength 500 nm and has a power output of 25 W. Find the number of photons emitted by this source in 5 minutes .

A monochromatic source, emitting light of wavelength, 600 nm, has a power output of 66W. Calculate the number of photons emitted by this source is 2 minutes.

A monochromatic source emitting light of wavelength 600 nm has a power output of 66 W. Calculate the number of photons emitted by this source in 2 minutes.

A monochromatic source emitting light of wavelength 600 nm has a power output of 66 W. Calculate the number of photons emitted by this source in 2 minutes.