A resistor having resistance 6.2O is connected across a battery of 5 V by means of a wire of negotiable resistance. Current passes through resistor is 0.4 A. total power produced by battery is
If 2 resistors of 5kO and 7kO are connected in series across a 15V battery, then current flowing through each of resistance should be
Power of pump when it can lift 70 kg of water through 16 m in 10 s is
Resistors that have set resistance, are known as
If resistance of an electric bulb is 500 O and voltage across its ends is 250 V then power consumed by it is
If 2 resistors of 5kO and 7kO are connected in series across a 15V battery, then potential difference across each of resistance should be
Coulomb's force between 2 point charges 10ยตC and 5ยตC placed at a distance of 150cm is