The photons of light having a wavelength `4000 Å` are necessary to provide `1.00 J` of energy are.

How many photons of lights having a wave length of 5000 A are necessary to provide 1 Joule of energy?

How many photons of lights having a wave length of 5000 A are necessary to provide 1 Joule of energy?

How many photons of lights having a wave length of 5000 A are necessary to provide 1 Joule of energy?

How many photons of light with a wave length of 4000 pm are necessary to provide one joule of energy?

How many photons of light with a wave length of 4000 pm are necessary to provide one joule of energy?

Number of photons of light with a wave length of 4000 pm necessary to provide one joule of energy approximately x xx 10^(16) . Then r is ______

How many photons having wavelength 4557 Å are needed to provide 1 Joule of energy ?

The number of photons of light having wavelength 100 nm which can provide 1 J energy is nearly:

what is the number of photons of light with a wavelength of 4000 pm that provide 1 J of energy ?