MBD-ELECTRICITY-EXAMPLE
- A hot plate of an electric oven connected to a 220 V line has two resi...
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- Compare the power used in 2 Omega resistor in each of the following ci...
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- Two lamps, one rated 100 W at 220 V and other 60 W at 220 V, are conn...
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- Which uses more energy, a 250 W TV set for 1 hour or a 1,200 W toaster...
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- An electric heater of resistance 8Omega draws 15 A from service mains ...
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- Explain the following : Why is the tungsten used almost exclusively fo...
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- Explain the following:Why are the conductors of electric heating devic...
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- Explain the following : Why is the series arrangement not used in dome...
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- Explain the following:How does the resistance of a wire vary with its ...
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- Explain the following : Why are copper and aluminium usually employed ...
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- What is meant by Joule's heating effect due to flow of current through...
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- Define electric power and unit of electric power
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- What do you mean by electric energy ? Give the definition of its unit.
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- What is meant by resistance of a conductor?On what factors does the r...
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- Resistance of a conductor depends on:
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- What is ohm's law? How can it be verified?
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- Write ohm's law. Draw a circuit diagram to prove it experimentally in ...
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- What is the need of combining different resistors? What is the resulta...
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- Find the equivalent of resistances of the individual resistance connec...
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- With the help of a diagram derive the formula for the equivalent resis...
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