A cell of e.m.f. E and internal resistance r is connected across an external resistance nr.The ratio of terminal potential difference to e.m.f. is?...in terms of n only? Thank u!!!
1 Answer
Jun 9, 2015
Terminal potential drop/source emf =n/1+n
Explanation:
In order to find V(terminal voltage), apply voltage division rule.
Voltage division rule:
Voltage drop across "nr"=