Interactive practice questions
An appliance consumes energy at a rate of $1200$1200 watts. How many joules of energy does it use if it runs for $29$29 seconds?
Easy
1min
An appliance consumes energy at a rate of $0.59$0.59 kW for $8$8 hours. How much energy is this in kWh?
Easy
< 1min
Sign up to access Practice Questions
Get full access to our content with a Mathspace account