Author Question: The energy of a photon depends on its A) speed. B) frequency. C) amplitude. D) all of the ... (Read 69 times)

123654777 · **on:** Jul 29, 2018

The energy of a photon depends on its

A) speed.
B) frequency.
C) amplitude.
D) all of the above
E) none of the above

Question 2

A laser cannot emit more energy than is put into it. But in instances where stored energy can be released in a very short time, the laser

A) puts out more energy than is put into it.
B) has a greater power output than power input.
C) both of these
D) neither of these