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1) Determine the dynamic range for a 10-bit sign-magnitude PCM code 2) Determine the minimum number of bits required in a PCM code for a dynamic range of 80 dB. What is the coding efficiency
For a photovoltaic installation at latitude 30°N, you have the option to position the panels facing south at slope angles of 0°, 10°, 30°, or 90° to the horizontal plane. Determi
With the multi function gate: F = X'AB + YA'B + X'AB + YAB' 1. Can this gate be used as an inverter If yes, how 2. Will the change in the number of inputs or outputs affect the number of operation s
Suppose that the type of key in a hashing application you are implementing is String. Design, implement, and test a hash function that converts a key to a hash value. Assume that the size of the has
One system has a cpu a tdp of 125w and one has a 67w tdp. 125W System has 10 times bigger copper heatsink and blows 3 times more volume of air than the system of 67w. The 125w system reads 55C max C
A perfect conductor 2m long is moved at a speed of 36 Km/hr through a magnetic field having a flux density of 1.0 T. If a 1 resistor is connected across the ends of the conductor, calculate: (a) The
A small circular parabolic reflector, often referred to as dish, is now being advertised as a TV antenna for direct broadcast. Assuming the diameter of the antenna is 1 meter, the frequency of opera
Design and implement an algorithm that determines whether or not a given array of elements, list1, is completely contained within another given array of elements, list2. Consider two different scena
Discuss how can identify which resistances are in series and which ones are in parallel in a series-parallel circuit. How might this affect how you measure current and voltages in the circuit with a
A Si (ni = 1 e+10 cm^-3, eps = 11.7) p-n junction is doped with NA = 5.2 e+18 cm^-3 and ND = 8.4 e+14 cm^-3. What reverse bias (the absolute value) should be applied to the junction, in order to ach
When electros and holes are present in a semi-conductor, the presence of an electric field produced by an external voltage will cause this carries,which have changes of oposite sign, to move in oppo
Calculate the annual average of number of photons within the wavelengths (0.495 um <=f <= 0.515 um) of solar radiation incident normally on a surface on earth at AM1.5 on a clear day in number
Briefly discuss the source of solar energy and the processes involved by which the earth receive 5.7kWh/m^2/day over the entire surface. If it becomes possible to simulate the same process on earth
A certain lightbulb has a tungsten filament with a resistance of 21.9 when at 20.0°C and 145 when hot. Assume the resistivity of tungsten varies linearly with temperature even over the lar
Point charge 1.5{\rm \mu C} is located at x = 0, y = 0.30 {\rm m}, point charge -1.5{\rm \mu C} is located at x = 0 y = -0.30 {\rm m}. What are (a)the magnitude and (b)direction of the total electri
moore sequential circuit has one input and one output, that creates a pulse when ever its input signal goes from 1 to 0 after this pulse a new pulse will not be given unless the input signal is agai
A room has four doors and four light switches (one by each door). Sketch a circuit that allows the four switches to control the light - each switch should be able to turn the light on if it is curre
A single phase transformer has the following rating: 120 kVA, 2000 V/100 V, 60 Hz with 1000 primary turns. Determine (A) the maximum flux. (B) given a maximum flux density of 0.25 T, the cross-secti
An a.c. voltage, V, comprises of a fundamental voltage of 100 V rms at a frequency of 120 Hz, a 3rd harmonic which is 20% of the fundamental, a 5th harmonic which is 10% of the fundamental and at a
Write an assembly language program to turn the stepper motor. Start a new project. Set bits 1 to 4 of PORT P ($25A) to 1 (output direction) Do not set bits 0, and 5-7, setting these bits may produce
A single phase transformer has the following rating: 120 kVA, 2000 V/100 V, 60 Hz with 1000 primary turns. Determine: (a) the secondary turns (b) the rated primary and secondary currents (c) the max
B.) Write an equation for v(t) for t > 0 C.) Write an equation for the power absorbed by resistor for t >= 0 D.) Find how much energy the resistor disspates for t >= 0 E.) How much energy is
a three phase motor operates at 70% efficiency, out of a 60Hz 480V balanced system of voltages. the motor takes a line current of 70A at a lagging power factor 65%. if the motor is rotating at 3500
(a) Write f as a minterm list (that is, in the form fm(*)). (b) Write f as a canonical sum-of-products. (c) Simplify the expression from part (b). (d) Write f as a maxterm list (that is, in the form f
A machine produces photo detectors in pairs. Tests show that the first photo detector is acceptable with probability 3/5. When the first photo detector is acceptable, the second photo detector is ac