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(a) Three volts is applied across a 1-cm-long semiconductor bar. The average electron drift velocity is 104 cm/s. Find the electron mobility.(b) If the electron mobility in part (a) were 800 cm2/V-s, what is the average electron drift velocity?
An RL circuit consists of a switch, an emf source Eo, a 4 k-ohm resistor, and a 3 H inductor. If the potential across the resistor is 96 V 6 ms after the switch is closed, find the source emf, Eo.
In a Zigbee network, Coordinators and Routers can't "sleep", i.e. enter a low-power, inactive mode. Why is this What implications are there because of this on the structure and applications of a Zigbee network
Design a DC power supply that provides -95v +/- 5v to a 2 amp load (energy absorber). The input source is a 100 volt peak sinusoid, 60 Hz. You may use any circuit element we've studied. State the values of all circuit elements
Three amplifiers with power gains of 15, 22, and 7 are cascaded. The input power is 120 µW. What is the output power of the final amplifier stage
Your task as an engineer working for this real estate company is to first select a site for the housing venture. You are given that this area in Queens is prone to earthquakes due to seismic faults. The mean detection rate for tremors is 2 per sq...
calculate the resistor's resistance. If the bandwidth were cut to 25 kHz, determine the expected output meter reading.
A 75-ohms lossless transmission line is terminated in a load ZL = 80+j60. The line is length lamda/8 long and connected to a line Z0= 50-ohms. What is the input impedance on the 50-ohms line, lamda/8 from the junction
The output of a voltage follower is to be within .02% of the ideal value. What is the minimum op amp open loop gain that is required
Calculate the inductive reactance per meter of a single-phase, 50-Hz, two-wire transmission line. Assume each conductor's radius is 3cm and the distance between the two conductors is 2m .
Suppose you are to construct a logic circuit with inputs {A,B,C} and output {F} The logic is such that "F" is asserted only when "A" or "B" are asserted and "C" is not. First draw and complete the truth table
Design a parallel resonance circuit with resonance frequency of 30kHz and bandwidth of 20kHz and plot its frequency response.
at no load and rated volatge, the speed is 1200rom, and the armature curnt is 3ampere. at fullload and rated volatge ,the line curent is 47 ampere and bcuz of aarmature reaction the fluc is 4% less that its no load value 1) what is the full no loa..
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