Login
Login
Login
Register

Tutor HuntTest QuestionsPhysics QuestionsYear 10 Physics Questions

 

Energy Transfers In Everyday Appliances (GCSE Physics)

The following is a GCSE Physics test covering 'Energy Transfers In Everyday Appliances' from the broader topic Electricity. The test is geared towards the AQA exam board style syllabus.
Start Test
Incorrect: 0
Correct: 0
Question 1
...
Congratulations - you have completed the test!
Your final score was

Below a typical questions that will be covered in this test. You final score will be logged on your account

Why are LED lamps often more energy efficient than incandescent filament bulbs?
If a device has power rating P and is used for time t each day, which quantity affects the daily energy cost from the meter?
Why does putting insulation around a hot water cylinder reduce energy wasted?
An appliance is rated 800 W. Which of these is the best way to reduce the electrical energy it uses?
What happens to the resistance of most metal filament lamps as they get hotter when turned on?
Why do electric appliances fitted with a metal case often have an earth wire?
What is the likely main reason an LED lamp wastes less energy than an old filament lamp?
A 2.0 kW kettle is switched on for 3 minutes. Which expression gives the electrical energy it uses (in joules)?
An electric motor driving a fan converts electrical energy into kinetic energy of rotating blades and into heat. Which action will reduce the heat wasted?
Why is it safer to replace a 13 A fuse with one of the same rating rather than a larger rating?
What is the best description of what a watt (W) measures?