3. The diagram in Figure P2.1 shows the electrical connection of two devices. The current ix and the voltage vx are shown. Assume that the current ix(t) is a current made up of the flow of electrons. Assume that Device 1 Device 2 vxft) ix(1) = (42[mA]e 475s"lF – 25[mA]); for t> 0, and vr(t)=3.75[V]; for t>0. Figure P2.1 a) Is Device 1 in the active or passive sign relationship with respect to ix and vx? b) Which way are the electrons moving through Device 2 at t = 1[ms]? c) Which way are the electrons moving through Device 1 at t = 5[ms]? d) What is the power absorbed by Device 2 for t> 0? e) Are the electrons gaining or losing energy as they move through Device 1, at t = 3[ms]? f) What is the energy delivered by Device 2 for the time period 0

3. The diagram in Figure P2.1 shows the electrical connection of two devices. The current ix and the voltage vx are shown. Assume that the current ix(t) is a current made up of the flow of electrons. Assume that Device 1 Device 2 vxft) ix(1) = (42[mA]e 475s"lF – 25[mA]); for t> 0, and vr(t)=3.75[V]; for t>0. Figure P2.1 a) Is Device 1 in the active or passive sign relationship with respect to ix and vx? b) Which way are the electrons moving through Device 2 at t = 1[ms]? c) Which way are the electrons moving through Device 1 at t = 5[ms]? d) What is the power absorbed by Device 2 for t> 0? e) Are the electrons gaining or losing energy as they move through Device 1, at t = 3[ms]? f) What is the energy delivered by Device 2 for the time period 0

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter4: Transmission Line Parameters

Section: Chapter Questions

Problem 4.2P: The temperature dependence of resistance is also quantified by the relation R2=R1[ 1+(T2T1) ] where...

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