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UNITED BOOK HOUSE-QUESTION PAPER 2019-EXAMPLE
- For minimum deviation delta(m) , assuming that angle of incidence = an...
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- An object of height 2.5 cm placed perpendicularly on the principle ax...
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- A person uses spectacles of power +2D. What type of defect of vision i...
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- Under what potential difference should an electron be accelerated to ...
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- Give an example of production of electron by photons.
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- Write down Eistein's photoelectric equation.
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- Light rays of wavelength lambda and lambda/2 are incident on a a photo...
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- If the value of Rydberg constant of hydrogen is 109737 cm^-1 determine...
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- What is meant by half life of a radioactive element?
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- Wht are the majority and minority carriers in a p-type semiconductor?
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- Write down the symbol and truth table OR gate.
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- Convert the binary number 10011 into decimal equivalent .
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- Why are Si and Ga-As perferred materials for solar cell?
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- Transistor-what does it mean ?
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- When an n-p-n transitor is used as an amplifier?
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- In a potetiometer experiment why is ti necessary to use a long wire? ...
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- In a meter bridge when the resistance in the lift gap, is 2Omega and a...
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- What is shunt?
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- Explain wheatstone bridge principle with the help of Kirchhofffs law D...
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- 36 cells each of internal reistance 0.5Omega and emf1.5V each are used...
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