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PRADEEP-MAGNETIC EFFECTS OF ELECTRIC CURRENT-C. (short answer)
- What is a magnetic field? Describe a method of mapping magnetic field ...
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- What are the magnetic lines of force? Give their important properties.
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- Describe briefly the Oersted experiment. What conclusion do we draw fr...
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- Draw the magnetic field lines around a straight conductor carrying cur...
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- Draw the magnetic field due to a current-carrying circular coil. State...
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- What is a solenoid? Draw magnetic field lines due to a current carryin...
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- What is an electromagnet and a permanent magnet? State any two points ...
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- What conclusions do we draw from the kicking wire experiment? What are...
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- What is the force acting on a charge moving in a magnetic field? Brief...
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- What is electromagnetic induction? State Faraday's laws of electromag...
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- What rule do we use to find the direction of induced current in a cond...
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- How does AC differ from DC? What are the advantages and disadvantages ...
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- Name the electrical device that converts mechanical energy into electr...
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- Describe the salient features of tree system of wiring.
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- What are the disadvantages of tree system of wiring.
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- Name two types of commonly used electric fuses. Sketch their various p...
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- What is an electric fuse? How does it function?
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- (i) What is the function of earth wire in electrical instruments? (i...
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