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State Coulomb.s law...

State Coulomb.s law

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OSWAAL PUBLICATION-2020 Solved Paper I -Exercise
  1. Write the nuclear reaction equation-for alpha decay of ""(92)^(238)U

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  2. Give the logic symbol, Boolean expression and truth table of a NOR gat...

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  3. State Coulomb.s law

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  4. A parallel plate capacitor with air between the plates has capacitance...

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  5. A parallel plate capacitor with air between the plates has capacitance...

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  6. What are the limitatons of ohm.s law?

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  7. In a region, an electric field vec(E )= 5 xx 10^(3) hat(j) NC^(-1) and...

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  8. What is hysterisis? Define the terms 'coercivity' and 'retentivity' of...

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  9. Mention energy losses in a transformer .

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  10. What is displacement current? Give the expression for it

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  11. An alpha particle, a proton and an electron are moving with equal kine...

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  12. Derive the relation between electric field and electric potential.

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  13. Derive the expression for energy stored in a charged capacitor.

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  14. Give the principle of cyclotron and draw the neat labelled schematic d...

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  15. Mention any three properties of diamagnetic substance.

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  16. Obtain the relation between radius of curvature and focal length of a ...

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  17. Using Huygens principle, show that the angle of incidence is equal to ...

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  18. Define work function. Write Einstein's photoelectric equation and expl...

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  19. Give three differences between intrinsic and extrinsic semiconductors

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  20. Derive sigma = (n e^(2) tau)/(m) where the symbols have their usual ...

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