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MBD -HARYANA BOARD-MAGNETIC EFFECTS OF ELECTRIC CURRENT-EXAMPLE
- A positively charged particle projected towards west is deflected towa...
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- State Fleming's left-hand rule.
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- What is the role of the split-ring in an electric motor?
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- Explain different ways to induce current in a coil.
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- State the principle of an electric generator.
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- Name some sources of direct current.
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- Which sources produce alternating current?
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- Choose the correct option: A rectangular coil of copper wires is rot...
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- Name two safety measures commonly used in electric circuits and applia...
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- An electric oven of a 2kW power rating is operated in a domestic circu...
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- What precaution should be taken to avoid the overloading of domestic e...
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- Which of the following correctly describes the magnetic field near a l...
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- The phenomenon of electromagnetic induction is :
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- The device used for producing electric current is called a:
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- The essential difference between an AC generator and a DC generator is...
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- At the time of short circuit, the current in the circuit :
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- State whether the following statement is true or false : An electric...
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- List three sources of magnetic fields.
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- How does a solenoid behave like a magnet? Can you determine the north ...
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- When is the force experienced by a current-carrying conductor placed i...
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