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The penalty for main memory access is 100 clock periods for both data and instructions. The probability of an instruction cache miss is 2%. The probability of a data cache read miss is 5%. The data
Design a sequential circuit with input x and output Z. The circuit outputs 1 whenever the input "1100" arrives. For example, the following sequence Z is generated as a result of the following input
Two statistically independent random variables, X and Y, have variances of sigma^2 (X) =9 and sigma^2(Y) =25. Two new random variables are defined as: U = 3X + 4Y V = 5X - 2Y (a) Find the variances
A candidate material for a turbine blade application oxidizes by diffusion of metal atoms through the oxide to the metal surface, where metal and oxygen react to form the oxide. After 10 hours at 55
In a certain crystalline material the vacancy concentration at 25*C is one-fourth that at 80*C. At what temperature would the vacancy concentration be 3 times that at 80*C 2. Suppose one attempts to
You have a computer with a 1 GHz processor (that executes each instruction in one clock cycle) and a memory system that always takes 50ns to access one word. How long does it take to execute the in
A three phase synchronous generator operates onto a grid bus of voltage 33 kv (line to line). The armature reactance of the machine is 2 ohms per phase and the leakage reactance is 3 ohms per phase.
A 2000 hp, 1.0 power factor three phase Y connected 2300V, 30 Pole, 60Hz; synchronous motor has a synchronous reactance of 1.95 ohms/phase. For this problem all losses may be neglected.
A capacitor is formed by two metal parallel plates with the area 1.9 um^2. The distance between plates is 1.8 um. The gap between plates is filled with the dielectric material with dielectric consta
1) What does an electron in the valence band need to go to the conduction band in a direct bandgap material 2) Si and C are both elements in Group IV ogf the periodic table. What property makes one
draw a possible three phase motor that is based on two rotating electric fields and explain 1) the basic principle; 2) the drawback of the electric field based machine when it is compared to magneti
In transformer designs, often you can find an air gap in the core. In all the electric machines, there is an air gap between the stator and rotor. In both cases, flux will go through both core mater
Thickness is to be reduced in three steps in a hot rolling operation. Each step will reduce the slab to 75% of its previous thickness. It is expected that for this metal and reduction, the slab will
The analog signal cos (200t) is digitized using a sampling frequency of 300 Hz, and a quantization of 8 bits per sample. How many bits will be used to store 2 minutes of the digital signal
1) Calculate w in radians per second for each of the following: a. f = 30 Hz b. Period = 20 ms 2) Determine the rms values for each of the following: a. v = 100 sin wt V b. i = 8 sin
How much torque is this motor producing. What is the torque angle. How near is this value to the maximum possible induced torque of the motor for this field current setting.
Design the counter using D-flip-flops such that the state codes are the output values of the circuit. For example, when the circuit is in state 011, the output LED's display "off" "on" "on". Thus
A processor has a 32 MB cache and a 64 bit data bus. What is the minimum width of the address bus needed to access the entire cache
The Y-Connected synchronous motor whos nameplate is shown in Figure 1 has a per-unit synchronous reactance of 0.9 and a per-unit resistance of 0.02. a.) What is the rated input power of this motor
A 440-V three-hase Y-connected synchronous motor has a synchronous reactance of 1.5 ohms per phase. The field current has been adjusted so that the torque angle is 28 degrees when the supplied powe
Consider a digital filter with frequency response: H(f)=11+f Assuming the sampling frequency is 1500Hz what is the frequency attenuation of a signal passing through this filter at 280Hz
A receiver has a sensitivity of 0.3 µV. The same receiver can handle a signal level of 75 mV without overloading. The receiver has a blocking dynamic range of 80 dB. If the desired signal ha
Assume you have a current source connected to a parallel RLC circuit. The current source is i(t)=cos(2t). The Resistor is 2ohms, inductor L=1H, capacitor C=1/2F. compute the average power consumed b
Given the following next state and output equations for a synchronous sequential circuit:a. Construct the transition table (state table) for the circuit showing present states, next states and outputs
A 480-V, 60Hz, 500-hp 0.85-PF-leading eight-pole delta-connected synchronous motor has a synchronous reactance of 0.6 ohms and neglible armature resistance. Ignore its friction, windage and core los