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Design a device which will input two 4-bit unsigned numbers and subtract twice the smaller of the two numbers from the larger of the two numbers (That is, input x and y and output x - 2y if x > y
Suppose a 3:8 decoder is attached to an array of 8Kx8 memory chips, the low 13 bits of the address access the locations within each memory chip, and the most significant 3 bits of the address are ti
a) What are the key observations of nerve growth in an electric field and what are the conditions (field strength, duration, treatment protocols) for electric fields that promote nerve growth
Using a text editor, create a file that is between 5,000 and 6,000 bytes long on a newly formatted floppy disk. calculate the file directory and fat entries for the type of disk used, and check your
An NMOS device has parameters V_TN=0.8V, L=0.8µm, and k_n^'=120µA/V^2. When the transistors is biased in the saturation region with V_GS=1.4V, the drain current is I_D=0.6mA. A) What is
How do you calculate the input resistance and output resistance with out feedback. And why are the resistances of the beta network part of the calculation for the input resistance with out feedback
If the primary coil of a transformer has 200 turns and its secondary coil has 40 turns with the secondary coil having 25 A of current what is the current in the primary coil
suppose you are driving a car listening to a FM radio. Fm receiver has an input resistance of 100 ohm. Signal received by your car antenna is 15*10^-6V[rms]. Peak voltage measured at the loudspeaker
20 s20 signals, each of bandwidth 5 kHz and peak-to-peak range of 4 V, are sampled at their Nyquist rates, quantized uniformly, encoded using PCM, multiplexed in time domain. The multiplexed stream
Design a circuit containing a single op amp that can perform the following operation: Vo= 3x10^4(i2-i1), where i2 and i1 are input current sources.
Design a circuit with output f and inputs x0,x1,y0 and y1. Let X = x0x1 be a number, where the four possible values of X, namely 00,01,10,11, represents the four numbers 0,1,2,3 respectively. The sa
A canonical base for H7 is {(0000001), (0000010), (0000100), (0001000), (0010000), (0100000), (1000000)}. Express the vector (1010111) as a linear combination of the elements of the canonical base.
A step down chopper is to be used to supply power from 600 overhead wire to commutator motor on a trolley bus . The motor may be modeled as a generated direct voltage in series with a resistance of
Two Si samples are doped n-type and p-type such that they have the same resistance. If the electron and hole mobilities are respectively 1350 and 450 cm2/Vs, find the relative values of Na and Nd.
since v1 is not the voltage across the 7ohm resistor but the voltage across the 9 ohm equivalent resistor shouldn't the current be found by dividing v1 by 9 omhs
The junction capacitance Cj of a one-sided silicon pn junction (i.e. one side of the junction is highly doped, the other side is much lower doped, e.g. n+p or p+n) at T = 300 K is measured under a r
Three single-phase transformers are connected in a wye/delta configuration. Each single-phase transformer has an identical number of turns in the primary and secondary windings.
Obtain an expression for the spectrum of an FM signal with single-tone modulation where the carrier amplitude is Ac, the carrier frequency is Fc, the message frequency is fm and the modulation index
An op amp having a single pole roll-off at 100 Hz and a low frequency gain of 105 is operated in a feedback loop with ß= .01. what is the factor by which feedback shifts the pole. to what freq
You will be asked to design the logic circuit such that a 7-segment display can be know the number of people who are in the room. Note: never going to be the case that a person joins the room at the
For use in a liquid crystal display, you want an electrode that is transparent to all visible light. You decide to use a doped semiconducting oxide with a mobility of 10-2 m2/V-s. What is the maximu
The dielectric constant of LiF is 9.27 at low frequencies and approaches 1.9 at high frequencies. What are the percentage contributions of electronic and ionic polarization to the low-frequency pola
art of the wave enters an ideal dielectric with e = fo*er = 4 x 10-11 F/m. Calculate the wavelength, wave number, frequency, angular frequency, and velocity of this orange light within the dielectri
Adding dopants to a sample of silicon is found to reduce the Hall coefficient by a factor of 10 and increase the conductivity by a factor of 5. What effect has this dopant addition had on the mean f
The battery voltage is 20V Resistor3 a resistance of 20ohms. Resistor1 has a resistance of 30. Current flow is 250mA through the circuit. What is the resistance of resistor 3