Some electric bulbs are connected in series across a 220 V supply in a room. If one bulb is fused then remaining bulbs are connected again in series across the same supply. The illumination in the room will

40 electric bulb are connected in series across a 220 V supply. After one bulb is fused the remaining 39 are connected again in series across the same supply. The illumination will be

40 electric bulb are connected in series across a 220 V supply. After one bulb is fused the remaining 39 are connected again in series across the same supply. The illumination will be

40 electric bulb are connected in series across a 220 V supply. After one bulb is fused the remaining 39 are connected again in series across the same supply. The illumination will be

Twenty one electric bulbs are connected in series with the mains of a 220V supply. After one bulb is fused, the remaining 20bulbs are again connected in series across the same mains. By what percentage will the illuminaton of (i) a bulb change and (ii) all the bulbs change?

A few electric bulbs are connected in series to the 220 V mains . One bulb fused , the remaining bulbs are again put in series and connected to the same supply of 220 V. In which case will the bulbs glow brighter and why ?

There is a frill of 20 bulbe (connected in series ) in a room. One bulb is fused. The remaining 19 bulbs are again joined in series and connected to the same supply. Will the light increase or decrease in the room ?

Ten 60 W, 220 V bulbs are connected in series to 220 V supply . Power consumed in the circuit is

Ten 60 W, 220 V bulbs are connected in series to 220 V supply . Power consumed in the circuit is