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UNITED BOOK HOUSE-MODEL PAPER SET-01-EXERCISE
- 220-V,50 Hz a.c. source is supplied to a circuit which have a pure res...
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- In which condition a p-n junction diode works as open switch ?
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- Mention practical importance of zenor diode in a laboratory.
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- Why do we prefer a potentiometer with longer wire?
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- An electric bulb is connected to battery of e.m.f. 10V and 0.01 A curr...
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- The mass of an electron of charge 'e' is 'm'. The electron is moving i...
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- Which of the following relation represent Biot-Savart's law?
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- Which of the following, if any, can act as a source of electromagneti...
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- Which of the following, if any, can act as a source of electromagneti...
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- Which of the following, if any, can act as a source of electromagneti...
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- Hydrogen atom has one elctron. How then many lines are originated in h...
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- Explain how radioactive nuclei can emit beta-particle even though atom...
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- What do you mean by modulation index? What is its maximum and minimum ...
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- State Gauss's law in electrostatics. Proof of gauss law.
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- Derive an expression for the torque on a rectangular coil of area A ca...
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- State Ampere's circuital law. Using this law obtain an expression fo...
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- An object at the bottom of a tank containing two different liquids (wh...
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- Describe Davission and Germer experiment to establish the wave nature...
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- When a certain metalic surface is illuminated with monochromatic light...
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- State the law of radioactive decay. A radioactive material decays frac...
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