For the network of figure below, determine the B, Vcc, RB, IC, IE? When, VE= 2.20 IB(µA)=32 RC(kN)=2.7 Vcc IB Rc 10 μF RB C2 Zo VCE = 7.2 V B =? ,r,=40 k2 10 μF V, o VE =CE 10 μF 0.56 k2
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Q: Example 5.5 For the RL parallel circuit shown, E = 23040° V at 50 Hz, R = 115 Q and L = 0.366 H. E =…
A: Dear,as per company guidelines we can answer only 3 sub-parts at a time, kindly post other sub-parts…
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A: The solution can be achieved as follows.
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- A three-conductor belted cable 15 mi long is used as a three-phase underground line for a 69 kV 50-Hz system. The cable common test results show that Ca= 0.15 µF/mi and C= 0.3 µF/mi. can you tell me what the 1. The capacitance of each phase to neutral in μF is 2. The total charging current in (A) 3. Conductor to sheath capacitance in (µF/mi) 4. Conductor to conductor capacitance in (µF) 5. If the first common test was performed on this cable, Ca is (uF/mi)(a) What are the voltages at vC1 and vC2 in the circuitas shown = −1.6 V if IEE = 2.0 mA,RC = 350 , and VREF = −1.25 V? (b) RedesignIEE and RC in the current switch described in part(a) to operate at one-fifth of the power with the samevoltages.Compute for IN, RN and the current passing though the 25-ohm resistor using Norton’s Theorem.
- Vbatt=25 VC1=90 ?CC2=75 ?CC3=60 ?CR1=160 ΩR2=120 Ωt2=21.6 msect3=27 msecConsider the circuit shown below which shows a battery connected to some resistors and capacitors along with some switches which will be toggled opened or closed at different times. The components are listed above. The capacitances are in microFarads (?F), the resitances are in Ohms (Ω), and the times are in milliseconds (msec). A stopwatch is started at time t1=0 ms. At that time, switch S1 is closed and all other switches are open and the capacitor is allowed to charge up.(a). (i)What is the charge (in uC) on C1 at the time the stopwatch reads t2=21.6 ms?a)3690 b)1520 c)5710 d)2630 e)683 f)1750 (a).(ii)What is the current (in mA) through R1 at t2=21.6 ms?34.9 30.4 114 13.6 73.6 52.4 (b)(i)What is the voltage (in V) across R1 at t2=21.6 ms?8.37 5.58 2.18 11.8 18.2 4.85(ii). What is the voltage (in V) across C1 at t2=21.6 ms?63.2 29.1 40.9 7.57 19.4 16.9(c). (i) What is the energy (in mJ) in C1 at t2=21.6 ms?6.63…For the configuration shown in the figure below, determine Zi if Vs = 40 mV, Sense = 0.5 kΩ, and Ii = 20 µAA 3-ph, double circuit O.H.T.L, 420 kV, 350 km, 50 Hz has a configuration as shown in the figure below where each phase in the double circuit has a double bundle with a spacing of 24 cm between the two conductors in the bundle Each conductor in the bundle has a diameter of 0.115 ft and a geometric mean radius (Ds = 1.7 cm). Calculate: [10] 1- Inductance per phase per km and total inductive reactance of this T.L. 2- Capacitance per phase per km and total capacitive reactance of this T.L. 3- Total charging current. 4- Total MVAR generated by the capacitive effect. 5- This T.L. is required to supply 260MVA at 0.85 lag P.f. at 420 kV, assuming that this load is divided equally between these two circuits, find the voltage drop across this T.L (ignore capacitive effect in the calculation).
- Given: D1: GaAs, Rb = 2 ohms, Rr = 375 kilo-ohmsD2: GaAs, Rb = 3 ohms, Rr = 200 kilo-ohmsD3: GaAs, Rb = 5 ohms, Rr = 150 kilo-ohms Determine ID1, ID2, ID3 using 3rd approximation please do not answer if this question is posted for 25 mins nowA Victoria plaza sub-station supplies 60kW to a load over 250 ft, 100mm2 , two conductors copper feeder, the resistance of which is 0.078 ohm per 100 ft. The bus bar voltage is maintained constant at 600V.Determine the load currentLet a series RLC network be connected to a source voltage V, drawing a current I. (a) In terms of the load impedance Z=ZZ, find expressions for P and Q, from complex power considerations. (b) Express p(t) in terms of P and Q, by choosing i(t)=2Icost. (c) For the case of Z=R+jL+1/jC, interpret the result of part (b) in terms of P,QL, and Qc. In particular, if 2LC=1, when the inductive and capacitive reactances cancel, comment on what happens.
- A lossy capacitor Cx, rated for operation of 5 kV, 50 Hz is represented by an equivalent circuit with an ideal capacitor Cp in parallel with a resistor Rp. Cp is 0.102 microF and Rp=1.25 Mohm. The power loss, and loss tangent of this lossy capacitor at rated voltage respectively ?A RL network supplied with 10V battery (a)Find the mathematical expressions for the transient behaviour of vL, iL , vR2 and vR2 when the switched is moved to position 2. Sketch the curves of vL, iL and vR2.A how much time must pass before it can be assumed, for all practical purposes, that iL=0A and vL = 0 Volt?For the circuit shown, since IR5 is flowing out of the short circuit, the value of IR5=0 as current will travel the short circuit path instead. Am i right? Also, is IR4=0 as well