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What is an electric dipole? Find an exp...

What is an electric dipole? Find an expression for the torque acting on an electric dipole placed in an external unifrom electric filed.

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BINA LIBRARY-QUESTION PAPER 2013-EXERCISE
  1. Differentiate between analog signal and digital signal.

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  2. What is a transducer?

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  3. What is an electric dipole? Find an expression for the torque acting ...

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  4. If electric field E = 0 in a region do you think potential at the regi...

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  5. What is electrostatic shielding? How can it be achieved?

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  6. What is meant by potential at a point? Find an expression for potentia...

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  7. A 400 pF capacitor is charged by a 100V battery. How much eletrostatic...

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  8. State Kirchoff's laws of current electricity.

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  9. Establish the following relation for current flowing through a circuit...

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  10. A charged particle enters a magnetic field with a velocity v in a dire...

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  11. What is Curie temperature of a ferromagnetic material? Give one exampl...

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  12. What are hard ferromagnetic and soft ferromagnetic materials? Give on...

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  13. Draw diagram to show formation of virtual image by a concave mirror.

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  14. A coil of self inductance 20mH is connected to an a.c source of 220v a...

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  15. State the basic processes involved in the generation of e.m.f. in a so...

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  16. What is energy band gap of a semiconductor? What range of energy band ...

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  17. How do you define mobility of a charge carrier in a conductor? Establi...

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  18. Show that the angular frequency of a charged particle moving in a circ...

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  19. Find the following expression for the magnetic moment of an electron m...

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  20. Write down the four Maxwell's equations.

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