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State the features of photoelectric effe...

State the features of photoelectric effect

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Using photon picture of light, show how Einstein's photoelectric equation can be established. Write two features of photoelectric effect which cannot be explained by wave theory.

State the laws of photoelectric effect

What is photoelectric effect

What is photoelectric effect?

Write down the Einstein’s equation in photoelectric effect. Explain the characteristics of photoelectric effect with the aid of quantum theory of Einstein.

The threshold frequency of a photoelectric effect depends on

State two features of anaphase.

Which property of light is used to explain the characteristics of photoelectric effect?

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.

The threshold frequency of photoelectric effect of a metal surface is f_(0) . The stopping potentials are V_(0) and nV_(0) when the frequencies of incident light are 2f_(0) and 4f_(0) . What is the value of n ?

UNITED BOOK HOUSE-QUESTION PAPER 2017-EXERCISE
  1. Production of X-rays and emissions of electron in photoelectric effect...

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  2. Find the energy required by an electron to have its de Broglie wavelen...

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  3. State the features of photoelectric effect

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  4. In a magnetic field the curvature of the path of a beta- particle is g...

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  5. What will be the wavelength of the light emitted due to a transition o...

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  6. Which kind of nuclear reaction produces energy in a nuclear reactor...

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  7. In a nuclear decay, a nucleus emits one alpha-particle and then two be...

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  8. If two inputs of a NAND gate are joined, what type of a gate is formed...

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  9. State one difference between n-type and p-type semiconductors.

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  10. In a transistor emitter-base junction is always forward biased while t...

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  11. Show that equivalent resistance in parallel combination is always less...

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  12. How can the sensitivity of a potentimeter be increased ?

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  13. A Potentiometer has 10 wires each of 1 metre length and the total resi...

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  14. Draw a graph representing the change in specific resistance with tempe...

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  15. Find the equivalent resistance between the two ends A and B of the fol...

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  16. Define lost volt,State the factors on which the internal resistance of...

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  17. Define Wattless current.

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  18. Show that Lenz's law obeys the law of conservation of enrgy.

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  19. Show that in a.c. circuit the, average power dissipated per cycle in a...

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  20. Compare between inductive reactance and capacitive reactance.

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