The time taken by a photoelectron to come Out after the photon strikes is approximately
The time taken by a photoelectron to come Out after the photon strikes is approximately
- [AIEEE 2006]
- A
$10^{-4}\, s$
- B
$10^{-10}\, s$
- C
$10^{-16}$
- D
$10^{-1}\,s$
Similar Questions
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
Assertion : Photoelectric effect demonstrates the wave nature of light.
Reason : The number of photoelectrons is proportional to the frequency of light.
Assertion : Photoelectric effect demonstrates the wave nature of light.
Reason : The number of photoelectrons is proportional to the frequency of light.
- [AIIMS 2004]
If $h$ is Planck’s constant is $SI$ system, the momentum of a photon of wavelength $0.01\, \mathring A $ is:
Average force exerted on a non-reflecting surface at normal incidence is $2.4 \times 10^{-4} \mathrm{~N}$. If $360 \mathrm{~W} / \mathrm{cm}^2$ is the light energy flux during span of $1$ hour $30$ minutes. Then the area of the surface is:
Average force exerted on a non-reflecting surface at normal incidence is $2.4 \times 10^{-4} \mathrm{~N}$. If $360 \mathrm{~W} / \mathrm{cm}^2$ is the light energy flux during span of $1$ hour $30$ minutes. Then the area of the surface is:
- [JEE MAIN 2024]
The momentum of the photon of wavelength $5000\,\mathring A$ will be
The momentum of the photon of wavelength $5000\,\mathring A$ will be