revision Flashcards
1
Q
when in doubt, remember parallel drop + series drop = total voltage
A
use current over voltage any day of the week to get those circuit questions
2
Q
numbers will
A
generally be nice
3
Q
voltage doesnt?
A
stay constant in a series circuit
4
Q
total emf drop of circuit =?
A
initial voltage
5
Q
total internal reflection only occurs from
A
dense to less dense