08.50:. An infinitely long solen
gx*k +)j z5u klwf*u.xoid passes through the circuit as shown. The magnetic field
*uj)lx.5+xkw*kzg fuof the solenoid, directed into the
plane of the page, is weakening which produces a constant emf of magnitude ξ for a closed loop around the outside of the solenoid. Once equilibrium is established in this circuit, what is the voltage across the switch S?