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10 questions from this quiz
DC has constant field; no emf induced
325V
VSVP=IPIS=NSNP\frac{V_S}{V_P} = \frac{I_P}{I_S} = \frac{N_S}{N_P}VPVS=ISIP=NPNS
VS>VPV_S > V_PVS>VP and IS<IPI_S < I_PIS<IP
Phone charger converting 230V to 5-12V
50 Hz
50000 turns
Lower current reduces energy loss via I2RI^2RI2R
Reduces eddy currents by restricting paths
VPIP=VSISV_P I_P = V_S I_SVPIP=VSIS (power in = power out)
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