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PUNJAB BOARD PREVIOUS YEAR PAPERS-CLASSIFICATION OF MAGNETIC MATERIALS-Exercise
- The magnetic susceptibility for a sample has a small negative value. T...
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- The magnetic susceptibility for a sample has a small positive value.To...
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- Define hysteresis.
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- Write one property of ferromagnetic substance.
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- Write one property of diamagnetic substance.
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- Write one property of paramagnetic substances.
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- Write one property of diamagnetic substance.
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- Write one property of ferromagnetic substance.
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- Write whether the given statement is true or false : The magnetic susc...
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- Write whether the given statement is true or false : A diamagnetic sub...
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- Write whether the given statement is true or false : The diamagnetic s...
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- What are diamagnetic substances ?
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- What is a ferromagnetic substance ? Give one example.
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- Paramagnetic substance obeys Curie.s law. (Yes/No.)
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- Define magnetic retentivity for a ferromagnetic substance.
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- Give two points to compare the magnetic properties of steel and soft i...
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- What type of magnetic material is used in making electromagnets and wh...
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- Which material is preferred for making permanent magnets? Give reason ...
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- Give four differences between ferromagnetic, paramagnetic and diamagne...
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- What type of magnetic material is used in making electromagnets and wh...
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