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MODERN PUBLICATION-TEXTUAL QUESTIONS-EXERCISE
- A galvanometer has a resistnace of 100 ohm. A difference of potential ...
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- The magnetic moment has midensions of :
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- The magnetic moment (mu) of a revovlign electron around the nucleus va...
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- The earth's magnetic field at a given point is 0.5 xx 10^(-5) Wb m^(2)...
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- Lines of force, due to earth's horizontal magnetic field are.
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- Which of the following statements is not correct about the magnetic fi...
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- Angle of dip is 90^@ at
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- The magnetic needle of a tangent galvanometer is deflected at an angle...
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- A magnet makes 40 oscillations per minute at a place having magnetic f...
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- Domain formation is the necessary feature of
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- A permanent magnet attracts
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- A bar of diamagnetic substance is placed in a magnetic field with its ...
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- If a magnetic material, moves form stronger to weaker parts of a magne...
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- When a magnetic substance is heated, then it
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- A frog can be leviated in a magnetic field produced by a current in a ...
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- Suspectibility is positive for
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- Which of the following is most suitable for the core of the electromag...
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- The best material for the core of a transformer is
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- A tape-recorder records sound in the form of
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- Assertion : If an electron and proton enter an electric field with equ...
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