Question
A 3 kW electric shower is used for 15 minutes. Electricity costs 28p per kWh.
(a) Calculate the energy used in kWh. [2] (b) Calculate the cost of using the shower. [1]
3 marks · take your time before peeking.
Sign up to try the next 30 problems
Save your streak, mark answers against the spec, and build a daily revision habit. Free during public beta — no card, no auto-renew.
Generated by TopMyGrade AI · cross-check official sources before relying on the mark-scheme phrasing.