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MODERN PUBLICATION-MAGNETIC EFFECTS OF ELECTRIC CURRENT-EXERCISE
- What do the following symbols represent in a circuit? Write the name a...
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- Draw a schematic diagram of a circuit consisting of a battery of 12V, ...
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- What are the advantages of connecting electric devices in parallel wit...
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- State the funciton of a fuse in a circuit. How is it connected in the ...
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- An electric fuse of rating 3A is connected in a circuit in which elec...
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- The wire in figure below is being moved downwards through the magnetic...
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- The wire in figure below is being moved downwards through the magnetic...
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- The wire in figure below is being moved downwards through the magnetic...
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- Choose the incorrect statement from the following regarding magnetic l...
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- If the key in the arrangement is taken out and magnetic field lines ar...
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- A circular loop placed in a plane perpendicular to the plane of paper,...
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- For a current in a long straight solenoid N-and S-poles are created at...
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- A uniform magnetic field exists in the plane of paper pointing from le...
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- Commercial electric motors do not used:
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- A constant current flows in a horizontal wire in the plane of the pape...
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- The strength of magnetic field gets halved if the current flowing in a...
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- In the arrangement shown in figure there are two coils wound on a non ...
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- Choose the incorrect statement
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- To convert an AC generator into DC generator
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- The most important safety method used for protecting home appliances f...
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