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Q1. |
The hot resistance of the filament of a bulb is higher than the cold resistance because the temperature coefficient of the filament is |
Q2. |
What happens to the resistance of a condy if its lenght is increased three times and diameter is halved |
Q3. |
A 12 V automobile light is realted at 30 W. The total charge that flows its original value, its one minute is |
Q4. |
The condition for the validity of ohm's law is that the |
Q5. |
The flow of electric current ina conductor is due to flow of |
Q6. |
An electric current is the |