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What is threshold frequency in connecting with photoelectric effect?

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What is photoelectric effect?

What is photoelectric effect

The threshold frequency of a photoelectric effect depends on

What is threshold frequency in photoelectric emission?

Draw a graph to show the dependence of stopping potential on the frequency of incident light in case of photoelectric effect. Indicate the threshold frequency in the graph.

The work function of a metal surface for electron emission is W. What will be the threshold frequency of incident radiation for photoelectric emission?

Statement I: The stopping potential becomes double when the frequency of the incident radiation is doubled Statement II: Work function of the metal and the threshold frequency of photoelectric effect are proportional to each other.

Calculate the threshold frequency of photon for photoelectric emission from a metal of work function 0.1eV.

Explain- The role of threshold frequency is photoelectric effect is ini agreeement withh the particle nature of light and in disagreement with the wave nature of light.

UNITED BOOK HOUSE-MODEL PAPER SET-08-EXERCISE
  1. In double slit experiment, the distance between two slits is 0.6 mm an...

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  2. A short sighted person can see objects at 20cm from his eyes. What typ...

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  3. What is threshold frequency in connecting with photoelectric effect?

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  4. Will photoelectrons be emitted by copper plate of work function 4.4eV ...

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  5. Show that for an electron laccelerated by a potential difference of V-...

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  6. Show that kinetic energy of an electron in the first Bohr orbit is num...

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  7. Wahat is a p-n junction diode? Draw the circuit diagram of a full wav...

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  8. What is a photodiode? Draw theI-V characteristic curve of a photodiode...

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  9. Prove that current density of a metallic conductor is directly proport...

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  10. Define mobility of free electrons.

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  11. The potential difference between the terminals of a cell, in an open c...

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  12. State and explain Kirchhoff's laws for electrical circuits.

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  13. What is the principle of potentiomenter?

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  14. A potentiometer wire has a length 10m and a resistance of 4 ohm. A cel...

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  15. Define SI unit of magnetic flux.

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  16. Show that (dphi)/(dt) and V have the same dimension.

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  17. A conducting wire of length l is rotating with angular velocity w in a...

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  18. The electric mains in the house are marked ‘220v, 50Hz Write down the ...

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  19. How can an LCR circuit be made purely resistance?

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  20. A resistance of 400Omega and a capacitance of reactance 200Omega are c...

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