Given the self impedance at the fault location and the split coefficient of a certain power source to the fault location, the transfer impedance from the power source to the fault location should be ( ). A: self impedance times the split coefficient B: self impedance dividedby the split coefficient C: uncertain

zero output impedance

Given this configuration determine the input impedance if VS

2.Whichoftheelectricalpropertieslistedwillalwaysbethesameforeachcomponentinaparallelcircuit A: Impedance B: Current C: Resistance D: Voltage

Two electronic devices are connected in series. When the load device wants to get the maximum ( ), the impedance of that is the same as the output impedance of the source (front-stage) device. A: Current B: Voltage C: Resistance D: Electric power

What is the output impedance of the mobile phone charger approximately? A: 0.1Ω B: 10Ω C: 5.0Ω D: 1000Ω

The function of the video distributor is one channel of video input and multiple channels of video output, with the functions of impedance matching and signal amplification. ( )

How is a medium characterized by ultrasound imaging?() A: By its thickness B: By its acoustic impedance C: By its water content D: By its density

In<br/>the hybrid equivalent model, hfe<br/>is the expression for __()()____. A: input impedance B: voltage feedback ratio C: small-signal current gain D: output admittance

What are the benefits of shielding in cables?() (1) Reducing signal attenuation (2) Reduction of EMI radiation and sensitivity to external interference (3) Reducing physical damage (4) Reducing electromagnetic impedance