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Photoelectric effect experiments are per...

Photoelectric effect experiments are performed using three different metal plates `p,q` and `r` having work function `phi_(p) = 2.0 eV, phi_(e) = 2.5 eV and phi_(r) = 3.0 eV` respectively A light beam containing wavelength of `550nm , 450 nm` and `350nm ` with equal intensities illuminates each of the plates . The correct `I -V` graph for the experiment is [Take hc = 1240 eV nm]

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The correct Answer is:
A
Explain based on graph between `V` & `I` for different metals and light of different wave lengths.
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photoelectric affect experiments are performer using ther different medal plates p,q and r having work function phi_(p) = 2.0 eV, phi_(e) = 2.5 eV and phi_(r) = 3.0 eV respectively A light beam containing wavelength of 550nm , 450 nm and 350nm with equal intensities illuminates each of the plate . The correct 1 -V graph for the experiment is [Take hc = 1240 eV nm]

Photoelectric effect experiments are performed using three different metal plates p,q and r having work functions phi_p=2.0eV,and phi_q=2.5eV and phi_(tau) = 3eV and wavelengths of 550 nm,550nm, and 350 nm with equal intensities , illuminates each of the plates . The correct I - V graph for the experiment is (Take hc = 1240 eV nm)

The graph between 1 //lambda and stopping potential ( V ) of three metals having work functions phi_(1) , phi_(2) and phi_(3) in an experiment of photoelectric effect is plotted as shwon in the figure. Which of the following statement (s) is // are correct ? [Here lambda is the wavelength of incident ray ].

The photons from the balmer series in Hydrogen spectrum having wavelength between 450 nm to 700 nm are incident on a metal surface of work function 2 eV find the maximum kinetic energy os ejected electron (Given hc = 1242 eV nm)

Light of wavelength 350 nm falls on a metal having work function of 2eV. What is maximum possible magnitude of linear momentum of ejected electron ?

NARAYNA-DUAL NATURE-LEVEL-III
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  2. From the above figure the values of stopping potentials for M(1) and M...

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  3. Photoelectric effect experiments are performed using three different m...

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  4. An electron accelerated under a p.d. Of V volt has a certain wavelengt...

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  5. The graph between the stopping potential (V(0)) and ((1)/(lambda)) is...

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  6. For certain photosensitive material, a stopping potential of 3.0 V is ...

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  8. Light described at a place by the equation E = (100V//M) xx [sin (5 xx...

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  9. The electric field associated with a light wave is given by E= E0 sin...

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  10. A photocell is illuminated by a small bright source places 1 m away w...

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  11. Photoelectric effect supports quantum nature of light because (a) th...

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  12. If the wavelength of light in an experiment on photoelectric effect is...

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  13. Intensity and frequency of incident light both are doubled. Then, wha...

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  14. In which of the following cases the heavier of the two particles has a...

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  15. When a monochromatic point source of light is at a distance of 0.2 m...

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  16. In a photoelectric experiment, the wavelength of the incident light is...

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  17. Photoelectric threshold of silver is lamda=3800A. Ultraviolet light of...

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  19. Photoelectric threshold of silver is lamda=3800A. Ultraviolet light of...

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