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Mention the three important reasons whic...

Mention the three important reasons which necessitate the process of modulation in communication.

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OSWAAL PUBLICATION-2018 Solved Paper 3-Exercise
  1. A transistor is having a beta equal to 80 has a change in base current...

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  2. Derive an expression for the electric potential energy of a system of ...

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  3. What is a cyclotron? Give the expression for cyclotron frequency and e...

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  4. Mention any three properties of diamagnetic substance.

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  5. Derive the expression for emf induced in a straight conductor moving p...

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  6. What is meant by resonance in a series LCR circuit? Write the expressi...

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

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  8. Draw the schematic diagram of a nuclear reactor and label its parts. W...

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  9. Mention the three important reasons which necessitate the process of m...

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  10. Write the expression for electric field intensity at any point outside...

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  11. Deduce the condition for balance of a wheatstone's bridge using...

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  12. Obtain an expression for the force between two straight parallel condu...

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  13. Explain the theory of interference of light.

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  14. Derive an experession for the total energy of an electron in stationar...

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  15. Explain the use Zener diode as a voltage regulator.

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  16. A parallel plate capacitor has two plates of dimensions 10 cm xx 7 cm ...

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  17. A silver wire has a resistance of 2.1 Omega at 27.5^@C, and a resistan...

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  18. A resistor of 200 Omega, an inductor of 25 mH and a capacitor of 15.0 ...

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  19. A ball is approaching a convex mirror of focal length 30 cm with speed...

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  20. The threshold wavelength of photo sensitive metal is 5000 A .Find th...

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