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Current Electricity
Three 60 W bulbs are in parallel across the 60 V power line. If one bulb burns open
There will be heavy current in the main line
All three bulbs will light
The other two bulbs will light
Rest of the two bulbs will not light
There will be heavy current in the main line
All three bulbs will light
The other two bulbs will light
Rest of the two bulbs will not light
Answer
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Related Question
Current Electricity
A 3 Q resistor having 2 A current will dissipate the power of
8 watts
2 watts
6 watts
4 watts
8 watts
2 watts
6 watts
4 watts
Answer
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Current Electricity
Varistors are
Insulators
Non-linear resistors
Resistor with zero temperature co-efficient
Carbon resistors
Insulators
Non-linear resistors
Resistor with zero temperature co-efficient
Carbon resistors
Answer
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Current Electricity
The filament of electrical bulb is made of
Steel
Aluminium
Tungsten
Nickel
Steel
Aluminium
Tungsten
Nickel
Answer
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Current Electricity
The current in the circuit having constant resistance is tripled. The power increases
3 times
1/3 times
1/9 times
9 times
3 times
1/3 times
1/9 times
9 times
Answer
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Current Electricity
An open resistor, when checked with an ohmmeter reads
High but within tolerance
Low but not zero
Zero
Infinite
High but within tolerance
Low but not zero
Zero
Infinite
Answer
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