Antwort
$\mathcal{E} = -\frac{d\Phi_B}{dt}$, where the negative sign represents Lenz's law.
Erklärung
The induced electromotive force produces a current whose magnetic field opposes the original change in magnetic flux through the circuit.
Start / Bibliothek / Gaokao essentials: original practice / Synthetische Lernkarte
What is Faraday's law of electromagnetic induction for a loop of wire enclosing magnetic flux $\Phi_B$?
Lernkarte aus dem Deck Gaokao essentials: original practice.