A bulb is rated as 250V, 0.4A. Find its : (i) power and (ii) resistance.

A torch bulb is rated 5 V and 500 mA. Calculate its (i) power, (ii) resistance, (iii) energy consumed when it is lighted for 4 hours.

A torch bulb is rated 5V and 500 mA. Calculate (i) its power, (ii) its resistance and the energy consumed if this bulb is lighted for 4 hours.

A bulb is rated 5V, 500 mA. Calculate the rated power and resistance of the bulb when it glows.

An electric bulb is rated as 220 V-55 W. find the value of its resistance.

A torch bulbs is rated at 2.5 V and 750 mA . Calculate its (i) power (ii) its resistance and (iii) the energy consumed if the bulb is lighted for 4 hour .

An electric bulb is rated as 250 V, 750 W. Calculate the : (i) Electric current flowing through it, when it is operated on a 250 V supply. (ii) Resistance of its filament.

A tourch bulb is rated at 3 V and 600 mA. Calculate a) Power b) Resistance c) Energy consumed if it is used for 4 hour.