Current
Electricity Symbols
nI=current in amperes (A)
nΔq=charge
in coulombs (C)
nt=time in seconds (s)
nV=potential difference
in volts (V)
nW=work in Joules
(J)
nR=resistance in ohms (Ω)
nρ=resistivity in (Ω.m)
nL=length of wire in
meters (m)
nA=cross-sectional area
of wire in square meters (m2)