The electrons are emitted in the photoelectric effect from a metal surface
The electrons are emitted in the photoelectric effect from a metal surface
- A
Only if the frequency of the incident radiation is above a certain threshold value
- B
Only if the temperature of the surface is high
- C
At a rate that is independent of the nature of the metal
- D
With a maximum velocity proportional to the frequency of the incident radiation
Similar Questions
Assertion : The photoelectrons produced by a monochromatic light beam incident on a metal surface, have a spread in their kinetic energies.
Reason : The work function of the metal varies as a function of depth from the surface.
Assertion : The photoelectrons produced by a monochromatic light beam incident on a metal surface, have a spread in their kinetic energies.
Reason : The work function of the metal varies as a function of depth from the surface.
- [AIIMS 2006]
If the two metals $A$ and $B$ are exposed to radiation of wavelength $350\,nm$. The work functions of metals $A$ and $B$ are $4.8\,eV$ and $2.2\,eV$. Then choose the correct option
If the two metals $A$ and $B$ are exposed to radiation of wavelength $350\,nm$. The work functions of metals $A$ and $B$ are $4.8\,eV$ and $2.2\,eV$. Then choose the correct option
- [JEE MAIN 2023]
A point source of light is used in an experiment on photoelectric effect. Which of the following curves best represents the variation of photo current $(i)$ with distance $(d)$ of the source from the emitter
A point source of light is used in an experiment on photoelectric effect. Which of the following curves best represents the variation of photo current $(i)$ with distance $(d)$ of the source from the emitter
A $100\,watt$ light source is emitting radiations of wavelength $5000\,\mathop A\limits^o $. The rate of emission of photons is of the order of
A $100\,watt$ light source is emitting radiations of wavelength $5000\,\mathop A\limits^o $. The rate of emission of photons is of the order of
Which of the following is dependent on the intensity of incident radiation in a photoelectric experiment
Which of the following is dependent on the intensity of incident radiation in a photoelectric experiment
- [AIIMS 1998]