An electric kettle has two heating coils. when one coil is used, water in the kettle boils in 5
Channel: Doubtnut
Date: 2020-01-19

An electric kettle has two heating coils. when one coil is used, water in the kettle boils in 5 minutes, while when second coil is used, same water boils in 10 minutes. If the two coils, connected in parallel are used simultaneously.the same water will boil in time