mains electricity
physics
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Mains electricity: an a.c. supply which in the UK has a frequency of 50 Hz and a value of 230 V.
physics
Written & reviewed by James Millett — Biology (Imperial College London), PGCE Science (University of Cambridge).
Mains electricity: an a.c. supply which in the UK has a frequency of 50 Hz and a value of 230 V.