Which of the following statements is not correct?
Which of the following statements is not correct?
- A
Photographic plates are sensitive to infrared rays
- B
Photographic plates are sensitive to ultraviolet rays
- C
Infrared rays are invisible but can cast shadows like visible light
- D
Infrared photons have more energy than photons of visible light
Similar Questions
Photo cell is a device to
Photo cell is a device to
A radiation of energy $'E'$ falls normally on a perfectly reflecting surface. The momentum transferred to the surface is $( C =$ Velocity of light $)$
A radiation of energy $'E'$ falls normally on a perfectly reflecting surface. The momentum transferred to the surface is $( C =$ Velocity of light $)$
- [AIEEE 2004]
Assertion : Photoelectric saturation current increases with the increase in frequency of incident light.
Reason : Energy of incident photons increases with increase in frequency and as a result photoelectric current increases.
Assertion : Photoelectric saturation current increases with the increase in frequency of incident light.
Reason : Energy of incident photons increases with increase in frequency and as a result photoelectric current increases.
- [AIIMS 2015]
According to photon theory of light which of the following physical quantities associated with a photon do not/does not change as it collides with an electron in vacuum
According to photon theory of light which of the following physical quantities associated with a photon do not/does not change as it collides with an electron in vacuum
In photoelectric effect, the K.E. of electrons emitted from the metal surface depends upon
In photoelectric effect, the K.E. of electrons emitted from the metal surface depends upon