A torch bulb is rated 5V and 500 mA. Calculate (i) its power, (ii) its resistance and the energy...

A torch bulb is rated 5 V and 500 mA. Calculate Its Power

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 .

A torch bulb is rated 5 V and 500 mA. Calculate Its Resistances

A torch bulb is rated 5 V and 500 mA. Calculate Its Energy consumed when it is lighted for 2½ hours

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