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GCSE Physics - Efficiency
Автор: Cognito
Загружено: 3 июл. 2019 г.
Просмотров: 401 253 просмотра
Описание:
In this video we cover:
The idea that devices aren't 100% efficient
What efficiency is
The equation for efficiency
Examples of how to calculate efficiency
Why some devices like electric heaters are sometimes considered to be 100% efficient
General info:
Suitable for all GCSE and IGCSE courses
Exam board specific info:
AQA - Everything is relevant to your course!
IGCSE Edexcel - Everything is relevant to your course!
Edexcel - Everything is relevant to your course!
OCR 21st Century - Everything is relevant to your course!
OCR Gateway - Everything is relevant to your course!
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