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What is wavefront of a wave?...

What is wavefront of a wave?

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UNITED BOOK HOUSE-QUESTION PAPER 2019-EXAMPLE
  1. Define angel of dip at a place. What will be the value of the angle at...

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  2. Mention how the relative magnetic permeability differs for diamagramat...

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  3. What is wavefront of a wave?

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  4. In Young's double sllit experiment, What in the effect on the interfer...

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  5. In Young's double sllit experiment, What in the effect on the interfer...

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  6. In Young's double sllit experiment, What in the effect on the interfer...

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  7. In case of refraction write down the relation between critical angle a...

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  8. For minimum deviation delta(m) , assuming that angle of incidence = an...

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  9. An object of height 2.5 cm placed perpendicularly on the principle ax...

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  10. A person uses spectacles of power +2D. What type of defect of vision i...

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  11. Under what potential difference should an electron be accelerated to ...

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  12. Give an example of production of electron by photons.

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  13. Write down Eistein's photoelectric equation.

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  14. Light rays of wavelength lambda and lambda/2 are incident on a a photo...

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  15. If the value of Rydberg constant of hydrogen is 109737 cm^-1 determine...

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  16. What is meant by half life of a radioactive element?

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  17. Wht are the majority and minority carriers in a p-type semiconductor?

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  18. Write down the symbol and truth table OR gate.

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  19. Convert the binary number 10011 into decimal equivalent .

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  20. Why are Si and Ga-As perferred materials for solar cell?

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