A 100 watt bulbe working on 200 volt and a 200 watt bulb working on 100 volt have

A 100 watt bulb working on 200 volt and a 200 watt bulb working on 100 volt have

A 100 watt bulb working on 200 volt and a 200 watt bulb working on 100 volt have

A 100 watt bulb working on 200 volt has resistance R and a 200 watt bulb working on 100 volt has resistance S.If the R/S is 8/x . Find the value of x.

A 220 volt and 800 watt electric kettle and three 220 volt and 100 watt bulbs are connected in parallel. On connecting this combination with 220 volt electric supply, the total current will be

A 100 watt bulb is used for 5 hours daily and four 60 watt bulbs are used for 5 hours daily. Calculate the energy consumed (in kWh) in the month of January.

If R_(1) and R_(2) are respectively the filament resistances of a 200 watt bulb and 100 watt bulb designed to operate on the same voltage, then

If R_(1) and R_(2) are respectively the filament resistances of a 200 watt bulb and 100 watt bulb designed to operate on the same voltage, then

The resistance of the filament of an electric bulb changes with temperature. If an electric bulb rated 220 volt and 100 watt is connected (220 xx 0.8) volt sources, then the actual power would be

Two bulbs one of 200 volts, 60 watts & the other of 200 volts, 100 watts are connected in series to a 200 volts supply. The power consumed will be

Two bulbs one of 200 volts , 60 watts & the other of 200 volts , 100 watts are connected in series to a 200 volt supply . The power consumed will be Assume the light bulbs are rated for single connection to 120 V. With the mistaken connection , the power dissipated by each bulb is