AV=(Cs )(JC )

=Js =W

-1 -1

-1

In your textbook, potential difference(p.d.) and electromotive force(e.m.f.) are both written as ‘voltage’. However,

e.m.f.= electrical PE gained/C and p.d.= electrical PE released/C

Reason1:Studying with textbook is not efficient

Reason2:Textbooks are not portable

-Copy補習佬 Notes-Copy marking scheme to make notes

-Find a right place to study (study room/home)

-Do past paper >> Reading textbook

-Make sure to know what stuff is out c

-Only CE reflects CE results!