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What do you mean by depletion region? Wh...

What do you mean by depletion region? Why with rise of temperature,the resistivity of semicondueters decrease?

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UNITED BOOK HOUSE-MODEL PAPER SET-16-EXERCISE
  1. An electron of H1^1atom is on the 4th excited state. How many spectrum...

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  2. Find out the binding energy- of the, nuclens t Fe26^56[Fe^56]=55.93493...

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  3. State the Gauss’s theorem. Findout the expression for electric field’ ...

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  4. Give the definition of electric potential.

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  5. What is the magnitude of electric field necessary to just support a wa...

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  6. A charged capacitor shares its charge with another-capacitor of capac...

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  7. State the Ampere’s circuital law Obtain for the magnetic field at the ...

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  8. A light of 5000overset@A is incident on the double slit and a fringe i...

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  9. For a transparent crystal, the critical angle is 30^@.What will be th...

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  10. Proof that, the de Broglie, wavelength for an electron moving through ...

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  11. Write the radioactive disintegration Law. 3/4th of a radioactive eleme...

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  12. Draw the truth table for NOR gate.

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  13. What do you mean by depletion region? Why with rise of temperature,the...

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  14. A Cu wire of cross sectional area 1mm^2 is carying current 0.21A. What...

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  15. If the mains rating is, ,220V, 50Hz then what is the expression for in...

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  16. Why 220V AC is dangerous than 220V DC?

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  17. Magnetic flux passing through a coil is initially 4xx10^-4 Wb. It redu...

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  18. For any LCR circuit L = 0.405H and C= 25muF. If the resistance is zero...

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  19. A transformer is active between the voltage 230V. If the turn ratio of...

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  20. If in a plano-convex lens, the radius of curvature of the convex surfa...

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