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(a) A 220V-100W bulb is connected to 110...

(a) A `220V-100W` bulb is connected to `110V` source. Calculate the power consumed by the blub.
(b) Calculate the following for a `100W - 200V` bulb
(i) Resistance of the filament of bulb
(ii) Current through bulb when it is connected to `200V` line
(iii) Power consumed when bulb is connected to `100V` line
(c) An electric bulb rated `100W -200V` is used in a circuit having `400V` supply. what resistance `R` must be put in series with bulb so that bulb delivers `100W`?
(d) Repeat the previous problem, if bulb delivers `25W`.
(e) Two bulbs, `50W-220V, 100W-200V` are connected in series across a `220V` supply. find the power consumed by each bulb.

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