EASY
Assam CEE
IMPORTANT
Earn 100

The slope of graph drawn between stopping potential and frequency of incident light for a given surface will be:-

50% studentsanswered this correctly

Important Questions on Dual Nature of Matter and Radiation

MEDIUM
Assam CEE
IMPORTANT
Light quanta with energy 4.9 eV eject photoelectron with work function 4.5 eV. The maximum momentum of the ejected electron is
EASY
Assam CEE
IMPORTANT
The ratio of momenta of an electron and an alpha particle which are accelerated from rest by a potential difference of V is
MEDIUM
Assam CEE
IMPORTANT
The work function of copper is 4.7 eV. If ultraviolet light of wavelength 312 nm and intensity 1.0 W m-2 is directed on a copper plate, then in the detector
MEDIUM
Assam CEE
IMPORTANT
The de-Broglie wavelength, λ for Hydrogen atom electron in the nth energy level, goes as
MEDIUM
Assam CEE
IMPORTANT

In an experimental observation of the photoelectric effect, the stopping potential was plotted against the incident light frequency as shown in the figure below:

Question Image

If the work function of the metal is given by ϕ0, the angle α is given by

(Here, h and e are Planck's constant and charge of electron respectively).

EASY
Assam CEE
IMPORTANT

The slope of graph drawn between stopping potential and frequency of incident light for a given surface will be:-