JEE Discussions Electromagnetic Induction & Alternating Currents Recent Questions
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Which Types Of Losses Do Not Occur In The Transformer ?
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Turn Ratio Is 1.25. The Step-up Transformer Operates At 230 V And Current Through Secondary Is 2 A. Then, Current In Primary Is
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Induction Furnace Is Based On The Heating Effect Of
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The Core Of A Transformer Is Laminated To Reduce
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A Transformer Works On The Principle Of
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The Materials Suitable For Making Electromagnets Should Have
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Magnetic Susceptibility Of A Diamagnetic Substance
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Which One Of The Following Characteristics Is Not Associated With A Ferromagnetic Material?
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0 votes1 answer146 views
Electromagnets Are Made Of Soft Iron Because Soft Iron Has
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1 votes1 answer125 views
Rate Of Change Of Torque R With Deflection Is Maximum For A Magnet Suspended Freely In A Uniform Magnetic Field Of Induction B, When
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A Straight Strip Has Magnetic Moment M. If Bent As A Semicircle, The Magnetic Moment Of The Strip Will Be
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The Time Period Of A Freely Suspended Bar Magnet In A Field Is 2s. It Is Cut Into Two Equal Parts Along Its Axis, Then The Time Period Is
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Tangent Galvanometer Measures
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The Angle Between The True Geographic North And The North Shown By A Compass Needle Is Called As
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Curie-Weiss Law Is Obeyed By Iron
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Susceptibility Of Ferromagnetic Substance Is
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The Magnetic Force Required To Demagnetise The Material Is
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If A Magnetic Substance Is Kept In A Magnetic Field Then Which Of The Following Substances Is Thrown Out?
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The Magnetic Susceptibility Of Paramagnetic Materials Is
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Nickel Shows Ferromagnetic Property At Room Temperature. If The Temperature Is Increased Beyond Curie Temperature, Then It Will Show
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