Two heaters are marked 200V, 300W and 200 V, 600 W. If the heaters are combined in series and the combination connected to a 200 V dc supply, which heater will produce more heat ?

Two heatere are marked 200V, 300W and 200V, 600W. If the heaters are combined in series and the combination connected to a 200V d.c. supply. Which heater will produce more heat?

Two bulbs are marked 200 V, 300 W and 200 V, 600 W , respectively. The bulbs are connected in series and the combination is connected to a 200 V supply . (a) Which bulb will produce more illumination ? (b) Find the total power consumed by both the bulbs. (c ) Find the total power consumed if both the bulbs were connected in parallel.

A heater A gives out 300 W of heat when connected to a 200 V d.c supply . A second heater B gives out 600 W when connected to a 200 v.d.c. supply . If a series combination of the two heaters is connected to a 200 V d.c. supply the heat output will be

Two electric bulbs A and B rated 200V - 100W and 200 V - 60 W are connected in series to a 200 V line. Then the potential drop across

If two heaters, each of power 1 kW are connected in parallel to a 250 V supply, their combined rate of heating will be

How much is the current flowing through a heater rated at 2kW when connected to a 100 V d.c. supply?

Calculate the current flowing through a heater rated at 2 kW when connected to a 300V d.c. supply.

Calculate the current flowing through a heater rated at 2kW when connected to a 300V d.c. supply.

A bulb is marked 220V, 100W. What will be the current in the filament when connected to 200V?

A bulb of 484 Omega is producing light when connected to 200 V supply. What is the electric power of the bulb?