GCSE Physics 2: Calculate the electrical energy transferred if a kettle takes 90 seconds to boil with a current of 9 A and a potential difference of 230 V.

Question

Calculate the electrical energy transferred if a kettle takes 90 seconds to boil with a current of 9 A and a potential difference of 230 V.

daavide · Accepted Answer

Electrical Energy (E) = 9 A × 230 V × 90 s = 186,300 J (joules).

Calculate the electrical energy transferred if a kettle takes 90 seconds to boil with a current of 9 A and a potential difference of 230 V.