A bulb is rated 220 V and 100 W. When it is operated at 150 V. Find the resistance of the bulb.

An electric bulb is rated 220 V and 100 W. When it is operated on 110 V, the power consumed will be -

An electric bulb is rated 220 V and 100 W. when it is operated on 110 V, the power consumed will be

A light bulb is rated at 100 W for a 220 V a.c. supply. Find the resistance of the bulb.

A light bulb is rated 50 W for a 220 V supply. Find resistance of the bulb.

A torch bulb is rated 5 V and 500 mA. Calculate its power?

An electric bulb is rated 220V and 100 W. what is its resistance? Five such bulbs burn for 4 hours. What is the electrical energy consumed? Calculate the cost if the rate is 50 paise per unit.

A light bulb is rated 200 W for a 220 V supply of 50 Hz. Calculate resistance of the bulb.

In India electricity is supplied for domestic use at 220 V. It is supplied at 110 V in USA. If the resistance of a 60 W bulb for use in India is R, the resistance of a 60 W bulb for use in USA will be