AP Physics C: Ampere's Law

Ampere’s Law

infinite straight wire

solenoid w/ N loops per length L

toroid with N total windings

r<R

r>R

solid wire carrying uniform current I_o

solid wire carrying uniform charge density J_o

_r<R

_r>R

hollow wire with uniform current I_o

r<a

a<r<b

r>b

hollow wire with uniform charge density J_o

r<a

a<r<b

r>b

solid wire carrying non-uniform current density J(r)

r<R

r>R

hollow wire with non-uniform current density J(r)