If the resistance of two soldering irons working in 250 V are `500 Omega` and `750 Omega`.
Calculate the heat produced in 5 minutes in the soldering iron having resistance `750 Omega`.

If the resistance of two soldering irons working in 250 V are 500 Omega and 750 Omega . Find out which soldering iron has more power.

If the resistance of two soldering irons working in 250 V are 500 Omega and 750 Omega . Calculate which one of these will carry more current.

Power of an electric heater working in 230 V is 1000W. Calculate the heat produced if the current passes for 5 minutes through the circuit .

On an iron box is marked as 690 W, 230 V. Calculate the heat produced when the iron box works for 5 minutes.

Let 's find out the heat developed in 3 minute by a device of resistance 920 Omega working under 230 V.

An electric iron has the markings 880 W and 220 V. Calculate the resistance of the coil inside the iron

You are given two filament lamps of resistance 750 Omega and 1000 Omega . Of these , which has more power ?

The resistances in the two arms of the meter bridge are 5Omega and R Omega respectively. When the resistance R is shunted with an equal resistance, the new balance point is at 1.6l_(1) . The resistance 'R' is ----