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Mention two characteristics of electrom...

Mention two characteristics of electromagnetic waves.

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UNITED BOOK HOUSE-QUESTION PAPER 2016-EXERCISE
  1. Equal number of identical cells are joined in series and again in para...

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  2. In a compact coil of 50 turns, the current strength is 10A and the rad...

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  3. Mention two characteristics of electromagnetic waves.

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  4. In a hydrogen atom, an electron of charge e revolves in an orbit of ra...

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  5. The energy of an excited hydrogen atom is -1.51 eV. Determine the angu...

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  6. Why is satellite used for TV transmission to far places?

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  7. What do you mean by demodulation? What is the importance of modulation...

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  8. What is an equipotential between the plates of a parallel plate capaci...

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  9. Two capacitors of capacitances 5 muF and 10 muF are charged to 16 volt...

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  10. 64 identtical water drops coalesce to form a larger drop. If the natur...

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  11. With an accompaying diagram, write down Biot-Sawart's law in vector fo...

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  12. Define magnetic permeability and magnetic susceptibility of a magneti...

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  13. Define critical angle. A luminous object is placed at a depth h in a m...

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  14. If I1 & I2 be the sizes of real images for two positions of a convex ...

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  15. Define absolute refractive index.

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  16. Write down Einstein's photoelectric equation and mention the symbols u...

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  17. State the postulates of Bohr's model of hydrogen atom .

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  18. Wahat is a p-n junction diode? Draw the circuit diagram of a full wav...

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  19. What is AND gate? Draw the symbol of AND gate and perpare its truth ta...

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  20. What is a photodiode? Draw theI-V characteristic curve of a photodiode...

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