Two identical resistors, each of resistance `15ohm` are connected in (i) series and (ii) parallel, in turn to battery of 6V. Calculate the ratio of the power consumed in the combination of resistors in each case.

(a) Two identical resistors each of resistance 10 ohm are connected : (i) in series. (ii) in parallel , in terun to a battery of 6V. Calculate the ratio of power consumed in the combination of resistors in the two cases. (b) Establish the relationship between 1 kWh and SI unit of energy .

Two identical resistor each of resistance 10 Omega are connected in (i)series and then (ii) in parallel in line to a battery of 6 volts. Calculate the ratio of power consumed in the combination of resistor in the two case.

Two identical resistors of resistance 100 pm 5 ohm are connected parallel. Calculate the eqivalent resistance of the combination.

Two identical capacitors of 10 pF each are connected is turn (i) in series and (ii) in parallel across a 20 V battery. Calculate the potential difference across each capacitor in the first case and charge acquired by each capacitor in the second case.

You take two resistors of resistance 2R and 3R and connect them in parallel in an electric circuit. Calculate the ratio of electric power consumed by 2R and 3R resistors.