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In any chemical fabrication process (eg. wet etching or CVD) there are two main regions where the reaction rate is dominated by different processes. Name them and explain what each of those regions
A set of 4 µm wide windows are to be etched into a SiO2 film of thickness 0.8µm. a) Find the dimension of the window, as measured at the top of the oxide, after ideal isotropic etching (i.
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 e
Determine the value of the constant c such that the following functions are valid probability functions: A. p(x) = cx/20, x = 1,2,3,4,5,6 and zero elswhere. B. p(x) = c(X^2 + 1), x = 1,2,3,4,5, and ze
A p-type wafer has a diffused Phosphorous n-type junction with a junction depth of 0.15µm. a) If the wafer (no pre-existing oxide) is to be oxidized at 1000-oC for two hours to form a ‘d
Compute i2(t) through resist R, Find value of w0 for which the amplitude of the current |I2| is maximum, compute I2 for w=w0. compute the ratio of the amplitude of the voltage source over the amplitud
The Ic was measured for different values of a load resistance. It was noticed that Ic was pretty much constant for the first 1900 ohms values, but then it suddenly decreased. Why did that happen
A military satellite uses 10 GHz for the downlink frequency. The distance to the satellite is approximately 36000 km. if the satellite transmitter produces a power of 50 dBm with a transmit antenna
Write a single source file which implements all of the following problems. All problems must be solved using nested loops. Just writing lots of couts to solve the problems will result in zero credit
A potentiometer is wired is wired to represent a rotational range of 0-180 degree. The potentiometer is supplied with a voltage of 15 VDC. What is the output voltage at 75 degree
The mean and the variance of a binomial distribution with parameters n and theta are 12 and 3. Find the probabilities: a. (P X < 4). B. P(4 < or equal X < 11). C. (P X > or equal 7).
A sample of 16 pvc valves for gas engines is randomly selected from a very large batch, and tested. Let X denote the number of valves out of the 16 selected that are found to be defective when teste
A charged 100- picoFarad capacitor has initial voltage across it of 10 V. A 100 kohm resistor is suddenly connected across the capacitor (at t=0) to discharge it. What is the magnitude of the inst
(a) find the value of a and K so that the relative damping ratio of the system is 0.5 and the rise time step response is approximately 1 s. (b) with the values of a and k found in previous question a
Consider a Si p-n junction at room temperature. If the doping concentrations are NA=1016 cm-3 and ND=1015 cm-3, what is the depletion width also known as space charge width. Also find the maximum el
Consider a linearly graded Si p-n junction. Find a relation for the potential across the depletion region. Hint: Start from equation 29 in chapter 3 of the text book. Integrate the electric field to f
Calculate the Fourier Transform of f(t) = 5 sinc(-2t/100), and graph the magnitude and phase as a function of f.If the signal of problem 1 is delayed by 0.1 ms. What is the new Fourier Transform. Gra
Determine the ROM size and contents to implement a function which converts a sign and magnitude number from -5 to +6 to two's complement format.
The power dissipated in the resistor is 62 W when connected to a 10V source. Find the total dissipated power when the same resistor is connected to a 5V source.
Two batteries with 1.8 voltage and 10.5 Ohm internal resistance each are connected in series. This battery pack is used to boot a small electric motor with 275 Ohm resistance. Find the power delive
A battery is limited in the amount of current that it can supply to a load. When disconnected and fully charged, the voltage across the battery terminals is measured to be 13.8 V. When connected to
Use a 74LS283N Adder chip and a 74LS86N XOR chip. Simulate the circuit in Multisim and test enough input combinations that you are sure the circuit is working properly. Make sure you test in all the
Discrete Systems and Digital Signal Processing Looking for a step by step solution to the following question, y(n) - .6y(n-1) + .6y(n-2) = 0, y(-1) = 0, y(-2) = -1 What is the output do to the given
A meter being used for a 2-wire resistance measurement has an internal current source of 1 mA. If the meter's test leads have equal resistances of 0.06-ohm, what is the measured resistance for: A r