The cost of running five 60 W lamps and four 100W lamps for 20 hours if electrical energy costs N10.00 per kWh is

This question The cost of running five 60 W lamps and four 100W lamps for 20 hours if electrical energy costs N10.00 per kWh is is a jamb, neco, waec physics question.

All the physics questions on this site are free, this site is setup to help you pass your exams, if you want to help to improve and maintain this work, you can donate to us.

Passing exam is very easy, all it requires from you is to work harder.

Practice Maths

All the tutorials on this site are free, you can copy and print the tutorials and code on this site, but you are not allowed to reproduce this information on another website.