Q6 of 69 Page 363

The work function of a metal is hv0. Light of frequency v falls on this metal. The photoelectric effect will take place only if

The photoelectric effect takes place only if where is the threshold wavelength.





=threshold frequency; =velocity of light; =frequency of wave.

More from this chapter

All 69 →
4

Let nr and nb be respectively the number of photons emitted by a red bulb and a blue bulb of equal power in a given time.

 5

The equation E = pc is valid

 7

Light of wavelength λ falls on a metal having work function hc/λ0. Photoelectric effect will take place only if

 8

When stopping potential is applied in an experiment on photoelectric effect, no photocurrent is observed. This means that