Current Electricity

Current Electricity
The amount of energy delivered by the power of one kilowatt in one hour is called
kilogram-second
kilowatt-second
watt-hour
kilowatt-hour
Author: rikazzz Comment
Current Electricity
Find the resistance of filament of electric bulb marked as 220 V, 100 W.
100 Ω
380 Ω
220 Ω
480 Ω
Author: rikazzz Comment
Current Electricity
A 60 W light bulb converts electrical energy into light and heat energy in each second of
30 J
60 J
120 J
20 J
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Current Electricity
In house wiring, all appliances are connected in
parallel
series
combination
alternative circuit
Author: rikazzz Comment
Current Electricity
As the temperature rises, the resistance of the thermistor
decreases
increases
remains same
none of above
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Current Electricity
Electric current can flow freely in
conductors
insulators
semi insulators
none of above
Author: rikazzz Comment
Current Electricity
The wire maintained at zero potential by connecting it to the Earth at the power station itself is called
Earth/ground wire
livewire
neutral wire
delta wire
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Current Electricity
The current produced by AC generators is
alternative current
fixed current
negative current
direct current
Author: rikazzz Comment
Current Electricity
In a battery, the separation of charges sets up
potential difference
current
charges
resistance
Author: rikazzz Comment
Current Electricity
The potential difference across a circuit component can be measured by a
Vernier calipers
galvanometer
ammeter
voltmeter
Author: rikazzz Comment

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