Answers
>
Physics
>
GCSE
>
Article
In most transformers, why is the power output is less than the power input.
As some energy is lost as heat/sound meaning the transformer is not 100% efficient
EB
Answered by
Ethan B.
•
Physics tutor
7172 Views
See similar Physics GCSE tutors
Related Physics GCSE answers
All answers ▸
What is refraction?
a )John heats up 2kg of water from 20 degrees c to 80 degrees c. How much energy input did this require? b )When John weighs the water at the end, he has less than he started with. Why might this be? c) What hazards are in this experiment?
The loudspeaker produces a sound wave with a frequency of 850 hertz and a wavelength of 0.4 metres. Calculate the speed of this sound wave. Give the unit
How Should I structure my experiment report?