An electric bulb of 100 watt is connected to a supply of electricity of 220 V . Resistance of the filament is

An electric bulb marked 500W,250 V is connected to a 250 V supply. Calculate the resistance of the bulb.

An electric bulb is connected to a 220 V source. If the resistance of the bulb filament is 1000 ohm. Find the current.

An electric bulb is rated 60 W , 220 V . The resistance of its filament is

An electric bulb rated '220 V, 60 W' glows when connected with 220 V mains. Find the resistance of the filament of the bulb.

An electric bulb rated for 500 watt at 100 volt is connected to a 200 volt supply line . How much resistance has to be joined in seresies with the bulb so that , the bulb delivers 500 watt ?

An electric bulb rated 220V, 100W is connected to a source of 220 (0.8)V then actual power will be

An electric bulb marked 25 W and 100 V is connected across 50 V supply . Now its power is .

An electric bulb marked 25 W and 100 V is connected across 50 V supply . Now its power is .

A 220 V -60W electric bulb is connected in 220 V line . What is the resistance of the filament of the bulb , when it is tured on ?

An electric bulb is marked 200V, 100W. Calculate electrical resistances of its filament. If five such bulbs are connected in series to a 200V supply, how much current will flow through them?