दो बल्बों पर क्रमशः 100W-220V तथा 50W-220V लिखा है। इन दोनों को एक साथ 220 वोल्ट के मेंस से श्रे...

(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.

Two electric bulbs rated as 100W. 220V and 25W,220V are connected in series across 220V line. Calculate (i) current through(ii) Potential difference across and (iii) actual powers consumed in filament of each bulb.

An electric bulb and electric heater are rated 100 W,220 V and 500 W, 220 V respectively. Both are connected in series to a 220V d.c. mains. Calculate the power consumed by (i) electric bulb and (ii) heater

Two electric bulbs marked 25W-220V and 100W-220V are connected in series to a 440 V supply. Which of the bulbs will fuse ?

Two electric bulbs , rated at (25W,220V) and (100W,220V), are connected in series across a 220 V voltage source , if the 25W and 100W bulbs draw powers P_(1) and P_(2) Respectively , then :

An electric heater and an electric bulb are rated 500W. 220V and 100W, 220V respectively. Both are connected in series to a 220V d.c. mains. Calculate the power consumed by (i) the heater ana (ii) electric bulb.

Four bulbs are connected as shown to a battery of EMF 220 V. The voltage and power rating of the bulbs are : Bulb 1 : 220 V, 100 W Bulb 2 : 220 V, 50 W Bulb 3 : 440 V, 400 W Bulb 4 : 440 V, 200 W Choose the correct choice(s)