43. 有一個電感器其電感為10 (H),其流過電流為sin(ωt+θ)( A ),求其兩端的電壓為何?(A)10ωsin(ωt+θ)(V)(B)10ωcos(ωt+θ)(V)(C)10sin(ωt+θ)(V)(D)10cos(ωt+θ)(V)