Answer / sarmadahmed

Only incandescent bulb can work on AC as well as DC but not CFL. And yeah while changing the supply you must keep the magnitude the same.

Answer / bagathsing

1.A Lamp will only operate at its rated power at its rater voltage.
2.connected a 230 V (AC)Lamp to a 110 V (DC) supply its brightness would be very low.
3.brilliance at 230 V (AC)as at 230 V(DC)as a rule of thumb for fixed-value.
4.resistance a 10% drop in voltage results in a 19% drop in power.

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