An elastic heater of resistance `115ohm` is made to work on 230 V supply
Calculate the heat generated by this heater if it works for 10 minutes.

An elastic heater of resistance 115ohm is made to work on 230 V supply Calculate the power of this heater.

An elastic heater of resistance 115ohm is made to work on 230 V supply What will be the current through this heater while it is working.

An electric heater of resistance 8Omega draws 15 A from the service mains 2 hours. Calculate the rate at which heat is developed in the heater.

Calculate the power rating of the heater coil when used on 220V supply taking 5 Amps.

Two identical resistors each of resistance 10 ohm are connected in (i) series, (ii) parallel to a battery of 6V. Calculate the ratio of power consumed by the combination of resistor in the two cases.