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CHETANA PUBLICATION-CURRENT ELECTRICITY-EXERCISE
- Complete the incomplete figure and give explanation:
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- Fill in the blanks: To increase the effective resistance in a circuit...
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- Resistivity is the specific property of a………. .
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- Following is true for identical bulbs connected in parallel.
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- The……..wire is either yellow or green in colour.
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- Find the odd one out: Voltmeter, Ammeter, Galvanometer, Thermometer
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- Write pairs. Electric resistance :Ohm ::..........volt.
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- Which is the unit used to measure large voltages?
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- Name the following .Unit of resistivity
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- A thick wire has a low resistance.
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- Wood and glass are good insulators.
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- Free electrons are required for conduction of electricity.
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- Acurrent of 0.4Aflowsthrough a conductor for 5minutes. How much charge...
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- Find the amount of work done if 3 C of charge is moved through a poten...
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- The length of a conducting wire is 50 cm and its radius is 0.5 mm. If ...
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- Determine the current that will flow when a potential difference of 33...
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- The resistance of a 1m long nichrome wire is 6 Omega. If we reduce the...
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- When two resistors are connected in seriesthe total resistance is 80Om...
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- Derive the expression for the resistances connected inparallel.
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- Draw an electrical circuit and explain working of a fuse.
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