Induced Electric Fields Flashcards
1
Q
What is the induced electric field due to an emf for a stationary loop?
A
∮E⋅d ℓ=−dΦ_B/dt
2
Q
What is the energy density of a solenoid?
A
u=U/V=B^2/2μ0
3
Q
What do each of the components do with energy?
A
Resistor: Dissipates
Capacitor; Stores
Solenoid: Stores