Decrease In The Brightness Of Bulb After Long Use

Decrease In Brightness Of A Bulb In A Room When A Heavy Current Appliance Is Switched On

when bulbs are conneted to the same source, the brightness of bulb connected in series is more than the brightness of identical bulbs connected in parallel.

In the above question, what will be the effect on the brightness of bulb if frequency of the source omega is increased?

In the above question, what will be the effect on the brightness of bulb if capacitance C is reduced?

When bulbs are connected to the same source, the brightness of bulb connected in parallel is "________" then the brightness of identical bulbs connected in series.