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1. In the circuit shown in the Figure 4 below, calculate the saturation current?
2. In the Common Collector (CC) circuit of Figure below consider β = 49 and VBE = 0.7 V.
Find the following:
A. IB.
B. IE.
C. VCE.
D. VE.
E. VB
What crystal growth method is used for today's high brightness LEDs and what are the leading manufacturers of the tools for this growth method.
From a large lot of new tires, n tires are to be sampled by a potential buyer, and the number of defectives X is to be observed. If at least one defective is observed in the sample of n tires, the entire lot is to be rejected by the potential buye..
The threshold voltage of each transistor in the figure below is VTn = 0.4V. Determine the region of operation of the transistor in each circuit.
A wound-field dc motor is driving a load whose torque requirement increases linearly with speed and reaches 5 Nm at a speed of 1,400 rpm. The armature terminal voltage is held to its rated value.
Using the time independent one dimensional Schrodinger equation, find the expression of the allowed energy levels for an electron in infinite potential well of width Δz= L (i.e. solve the differential equation and apply B.C. to obtain En)
The upper half-space (where the line charge resides) is characterized by permittivity epsilon_1, and the lower half-space has permittivity epsilon_2. Find expression(s) for the scalar electric potential V(x,y) everywhere.
calculate the load voltage in a transformer if supply voltage is 240 Volts. The resistance and inductance refered to the high side are as follows: Req is 29.12 ohms, Xjeq is j12.1 ohms, Rc is 1033 ohms and Xm is j1053 ohms.
At t=40s, the capacitor is disconnected from the charging circuit and connected in parallel with a 5- Mega ohm resistor. Determine the voltage across the capacitor at t=40s and at t=100s.
A 4-element unform linear array with interelement spacing of λ/2 is operated as a broadside array , find the beamwidth betwen nulls and the side lobe level in dB . find the phasing of the elements in order to rotate the direction
A non inverting op-amp circuit with a gain of 96 V/V is found to have a 3-dB frequency of 8 kHz. For a particular system application, a bandwidth of 24 kHz is required. What is the highest gain available under these conditions
A in which t is in seconds and the angle is in radians. a. Sketch i(t) to scale versus time for t ranging from 0 to 15ms. B. Determine the net charge that passes through the element between t = 0 and t = 10ms. C. repeat for the interval to t = 15m..
(1) Can we have Darlington transistor made up of an NPN and a PNP or do the two transistors have to be of the same type (2) Amplifiers has a power gain of 1,000 or 30dB. Where is that power coming from
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