An electric kettle for use on a 230V supply is rated at 300 W. for safe working the cable connected to it should be able to carry at least:

An electric kettle for use on a 230 V supply is rated at 3000 W. For safe working, the cable connected to it should be able to carry at least:

An electric kettle is rated at 230 V, 1000 W. What is the resistance of its element when in use ?

An electric kettle rated as 1200 W at 220 V and a toaster rated at 1000 W at 220 V are both connected in parallel to a source of 220 V. If the fuse connected to the source blows when the current exceeds. 9.0 A, can both appliances be used at the same time ? Illustrate your answer with calculations.

A light bulb is rated at 200W for a 230 V supply. Find the peak voltage of the source

An electric kettle is rated at 230 V, 1000 W. What is the safe value of current that can pass through its element ?

An electric bulb is rated '100 W, 250 V'. How much current will the bulb draw if connected to a 250 V supply ?

A light bulb is rated at 200W for a 230 V supply. Find the rms current through the bulb.

A light bulb is rated at 200W for a 230 V supply. Find the resistance of the bulb.

An electric kettle connected to the 230V mains supply draws a current of 10 A. Calculate: (a) the power of the kettle. (b) the energy transferred in 1 minute.