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(1) How much power is dissipated by a 2.4 k resistor in series with a 12V power supply (2) Determine the result of dividing the squares of 12V by 3.3 k ohms.
1) Plot the impedance with respect fo frequency from 1Hz to 10MHz 2) Capacitor must be less than .1 of a 480 ohm resistor to be a good bypass capacitor for that resistor. What range of frequencies c
A pn junction diode has Vd= 690 mv, C=6pF, Id= 500 microamps, Vt=.0259 V. It also has C=4pF when Id= 100 microamps. Derive the complete high-frequency model when Vd=610mV.
1) Ohm's. Law is considered one of the key foundation in electronics . Why (2) Why do we have to build and test circuits when we have simulation tools
y''(t) = %u2013 25 y, subject to the two initial conditions y(0) = 0.2 and dy(0)/dt = 0. You will need to use integrating op amps for this design. b)What function will the output voltage y(t) be
An nMOSFET and pMOSFET are fabricated with substrate doping concentration of 6x1017/cm3. The gate oxide thickness is 5 nm. (a) Find Vt of the nMOSFET when n+ poly-Si is used to fabricate the gate e
You also do not need to consider radiation heat transger in the calculations. However, you should consider how the resuts for the no-fin cases might change if radiation heat transfer is included in
A current element of length 1cm is located at (1m, 3m, 4m) in free space and carries a current of 20mA along ay. An infinitely long filamentary current of 12A along az passes through the coordinate
Using SR Flip-flops and NAND gates, design a system that outputs 1 if it takes an even number of clock cycles to recognize the pattern 11-0-101. Otherwise it outputs 0.
Water is flowing out of a tube at a near constant volumetric flowrate, V .If a graduated cylinder is used to collect a certain volume, v , of the water, and a timer is used to measure the time, t, r
If voltage and resistance are measured as a means of indirectly measuring power, show again that if the relative uncertainties in the direct measurements are +2%, that the relative uncertainty in th
a) Design an op amp circuit that will create an output voltage y(t) that is the solution to the differential equation y''(t) = 25 y, subject to the two initial conditions y(0) = 0.2 and dy(0)/
Explain how to use the knowledge of Structure-Property-Processing-Perfomance relationship to improve on a device based on semiconductivity. Name the device, describe how it is made, the principle g
Maximum value of frequency deviation is fixed at 75 kHz for commercial broadcasting by radio. Modulation frequency W = 15 kHz, then find the transmission bandwidth of signal and deviation ratio.
In a scanning electron microscope, an electron is accelerated by a static electrode biased with a 12 kV voltage relative to the electron source. Upon bombarding the sample the electron â€
A given peripheral has 3 address lines (allowing access to 8 internal addresses) and requires that address lines A2-A0 to be used. It is desired that this peripheral occupy the hex address range, EB
An Aluminum wire with a square cross section 2mm on a side is carrying a current of 1.5amps. Aluminum has a resistivity of 2.69*10^-6 ohm-cm and an atomic volume of 10cc/mol. Assuming aluminum has t
Assuming the op amp is not saturated, find the Thevenin resistance between terminals (a,b). Since there is no independent voltage or current supply, the Thevenin voltage is zero, and one must attach a
Determine the Polar form of the Impedance for the three components when they are Connected in series circuit and when they are connected in a parallel circuit. Determine it the final impedance is in
Binary data is transmitted at the rate of Rb bits/sec over a channel occupying a bandwidth B and the channel SNR=3 dB. If the data bit rate is increased to 2.65Rb and the bandwidth is increased to 1
Binary data is transmitted through an Additive White Gaussian Noise (AWGN) channel with SNR=3.5 dB and bandwidth B. Channel coding is used to ensure reliable communications. Then: i. What is the max
A signal has a band width of 15 hz. The Signal is sampled , quantized and binary coded to obtained a PCM signal. Suppose the reconstruction pulse used is p(t)= rect ( (5t / Ts) - 0.5), where Ts= 1/
A 3-phase transmission line series load of 2000MVA, .8 p.f. lag at 735 kv. The ABCD parameters of the line are : A = .8746 =D, B = j128.33Ω, C = j.0018315 (s). Calculate Vs, Is,
A spread-spectrum acquisition system uses a serial search scheme.The synchroniser integrates the squarer output for interval of 0.1s and the synchroniser output is sampled at intervals of 0.05s . Th
assume single pulse of ampltude (+1) transmitted through a band-limited noise free channel.The sampled output of the reciever filter is y y= [0.32 0.98 0.25] Determine a three-tap adaptive linear eq