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OSWAAL PUBLICATION-2020 Solved Paper I -Exercise
- In a region, an electric field vec(E )= 5 xx 10^(3) hat(j) NC^(-1) and...
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- What is hysterisis? Define the terms 'coercivity' and 'retentivity' of...
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- Mention energy losses in a transformer .
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- What is displacement current? Give the expression for it
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- An alpha particle, a proton and an electron are moving with equal kine...
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- Derive the relation between electric field and electric potential.
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- Derive the expression for energy stored in a charged capacitor.
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- Give the principle of cyclotron and draw the neat labelled schematic d...
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- Mention any three properties of diamagnetic substance.
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- Obtain the relation between radius of curvature and focal length of a ...
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- Using Huygens principle, show that the angle of incidence is equal to ...
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- Define work function. Write Einstein's photoelectric equation and expl...
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- Give three differences between intrinsic and extrinsic semiconductors
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- Derive sigma = (n e^(2) tau)/(m) where the symbols have their usual ...
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- Obtain an expression for the force between two straight parallel condu...
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- Derive an Expression for instantaneous induced emf in an A.C generator
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- Obtain the expression for fringe width in the case of interference of ...
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- Derive an expression for the radius of n^(th) Bohr's orbit of hydrogen...
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- What is Rectification? Describe with a circuit diagram the working of ...
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- Two point charges q(A)= 5mu C and q(B)= -5muC are located at A and B s...
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