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State the working principle of A.C. gene...

State the working principle of A.C. generator.

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UNITED BOOK HOUSE-QUESTION PAPER 2018-EXAMPLE
  1. Explain, with circuit diagram, how a Zener diode regulates voltage acr...

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  2. Two cells of emf E1,E2 and internal resistances r1,r2 respectively are...

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  3. Estimate the average drilft velocity of conduction electrons in a copp...

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  4. Under what condition will be terminal petential difference be more tha...

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  5. Heat is produced at a rate given by H in a resistor when it is connect...

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  6. Determine the value of I in the circuit.

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  7. Establish the balanced condition of Wheatstone's bridge by applying Kr...

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  8. A horozontal straight wire 5m long extending from east to west is fall...

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  9. A horozontal straight wire 5m long extending from east to west is fall...

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  10. A horozontal straight wire 5m long extending from east to west is fall...

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  11. Derive the expression for energy stored in an inductor of coefficient ...

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  12. State the working principle of A.C. generator.

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  13. Why is the use of ac voltage preferred over dc voltage? Given two reas...

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  14. The power factor of a LR circuit is 1/sqrt3. IF the frequency of ac be...

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  15. What is the importance of coherent sources in the phenomenon of interf...

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  16. In young's double slit experiment, the fringe width is 2.0 mm.. Determ...

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  17. A plano-concave lens is made of glass of refractive index 1.5 an the r...

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  18. Find the anguylar width of the cental maxima of Fraundhofer diffractio...

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  19. How does the angular width of the central maxima in a single slit Fra...

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  20. In Fraundhofer diffraction experiment the first minima of red light(la...

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