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LAKHMIR SINGH & MANJIT KAUR-MAGNETIC EFFECT OF ELECTRIC CURRENT -Exercise
- The shape of the earth magnetic field resembles that of an imaginary ...
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- A magnet attracts :
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- A plotting compass is placed near the south pole of a bar magnet. The ...
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- The metallic pointer of a plotting compass gets deflected only when i...
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- Choose the incorrect statement from the following regarding magnetic l...
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- Copy the figure given below which shows a plotting compass and a magne...
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- (a) The diagram shows a bar magnet surrounded by four potting compasse...
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- The three diagrams in the following figure show the lines of force (fi...
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- The figure given below shows the magnetic field between two magnets : ...
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- Which effect of current can be utilised in detecting a current-carryin...
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- State qualitatively the effect of inserting an iron core into a curren...
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- Draw the magnetic field lines around a straight conductor carrying cur...
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- What is the other name of Maxwell's right-hand thumb rule ?
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- State whether the following statement is true or false : The magneti...
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- What is the shape of a current-carrying conductor whose magnetic field...
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- State three ways in which the strength of an electromagnet can be incr...
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- Fill in the following blanks which suitable words : (a) The lines of...
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- What is the other name of Maxwell's right-hand thumb rule ?
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- What for do we apply clock-rule?
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- State and explain the Clock face rule for determining the polarities ...
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