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Current Electricity

Current Electricity
The filament of electrical bulb is made of

Aluminium
Tungsten
Nickel
Steel

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Current Electricity
In case of liquids, ohm's law is

Partially obeyed
Fully obeyed
There is no relation between current and p. d
None of the listed here

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Current Electricity
Eureka has _______ temperature co-efficient of resistance.

Almost zero
Positive
Negative
None of the listed here

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Current Electricity
Electric current passing through the circuit produces

Chemical effect
Magnetic effect
Luminous effect
Thermal effect

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Current Electricity
The resistance of a conductor varies inversely as

Temperature
Are of cross-section
Resistivity
Length

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Current Electricity
Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open

Rest of the two bulbs will not light
The other two bulbs will light
There will be heavy current in the main line
All three bulbs will light

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