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CHETANA PUBLICATION-EFFECTS OF ELECTRIC CURRENT-EXAMPLE
- Match the columns:
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- Match the columns:
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- True or false The SI unit of electric charge is coulomb(C).
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- True or false The SI unit of electric current is volt(V).
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- True or false Resistivity of a conductor does not depend upon its ...
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- True or false The filament in the electric bulb is made of a wire ...
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- True or false The direct current always in one direction only
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- True or false The electric motor is used to generate electricity.
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- True or false During lightning, all the electrical appliances must ...
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- True or false Many high power rating electrical appliances can be c...
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- True or false Direct current has a frequency of 50 Hz in India
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- True or false Electric power (P)=VI
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- True or false According to Ohm's law,V=Ixxt
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- True or false The production of heat in a wire when connected to el...
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- True or false 1kWh=3.6xx10^9 J
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- True or false 1 KWh electric unit = 10 units.
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- True or false The device which converts electrical energy to mechan...
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- True or false Alternating current is perfectly used for domestic el...
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- True or false Many high power rating electrical appliances can be c...
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- True or false When a live wire and a neutral wire come in contact w...
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