The mass of a photo electron is
The mass of a photo electron is
- A
$9.1 \times {10^{ - 27}}\,kg$
- B
$9.1 \times {10^{ - 29}}\,kg$
- C
$9.1 \times {10^{ - 31}}\,kg$
- D
$9.1 \times {10^{ - 34}}\,kg$
Similar Questions
The minimum wavelength of photon is $5000 \mathring A$, its energy will be
Which of one is correct
Which of one is correct
In photoelectric effect, the electrons are ejected from metals if the incident light has a certain minimum
In photoelectric effect, the electrons are ejected from metals if the incident light has a certain minimum
- [AIIMS 2006]
What is velocity of photon ?
What is velocity of photon ?
A $5$ watt source emits monochromatic light of wavelength $5000\; \mathring A$. When placed $0.5\; m$ away, it liberates photoelectrons from a photosensitive metallic surface. When the source is moved to a distance of $1.0\;m$, the number of photo electrons liberated will
A $5$ watt source emits monochromatic light of wavelength $5000\; \mathring A$. When placed $0.5\; m$ away, it liberates photoelectrons from a photosensitive metallic surface. When the source is moved to a distance of $1.0\;m$, the number of photo electrons liberated will
- [AIPMT 2007]