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 |