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what are the advantages and disadvantages of using PLDs, including FPGAs, as compared to using discreet logic-integrated circuit chips
a.) Write signals as the real part of the sum if rotating phasors. b) sum of the counter-rotating phasors c.) Plot the single sided amplitude and phase spectra for this signal d.) plot the double-si
A school has 100 lockers and 100 students. All lockers are closed on the first day of school. As the students enter, the first student, denoted by S1, opens every locker. Then the second student, S2
Gaussian white noise, perfectly band-limited to 0-10MHz, is passed through a perfectly rectangular filter of bandwidth 18 kHz, gain 3 dB, and center frequency 455 kHz. If the RMS voltage of the inpu
A designer searches for a simple circuit to provide one-third of a signal current I to a load resistance R. Suggest a solution using one resistor. What must its value be. What is the input resistanc
A pressure sensor covers a range of 0-500 psi with 2.5 mV/psi. The sensor is input to an ADC with a voltage range of 0 to 5 V. What is the value of the feedback resistor required for a non-inverting
a voltage divider is required to produce a 5.5V output from a 12V source. if one of the resistor values is 1.0k, what value is required for the second resistor so that the voltage across the 1.0k re
1. What happens to both resolution and full-scale output when the reference voltage on a DAC is increased by 20% a. resolution gets better by 20%, output goes down by 20% b. resolution gets worse by 2
Determine the output voltage for an op-amp comparator circuit with a non-inverting input reference voltage of + 2 VDC and an inverting input signal of - 1 VDC. The op amp reaches output saturation v
What is the common-mode rejection ratio (in dB) if the output voltage is measured to be 2.0 Vp-p when the input terminals are connected together and a 0.1 Vp-p voltage is applied between the inputs
A common-source FET amplifier has an RD = 1.0 k ohms. How much does the gain change when a load resistance of 1.0 k ohms is capacitively coupled to the drain
Assuming that the door is relatively thin, the moment of inertia will be the same as that of a rod rotating about an axis at its end. If the mass of the door is 10 kg and its width is 1.5 m, find th
A potentiometer is wired to represent a range of 0 - 180 degrees. The potentiometer is supplied with a voltage of 15 Vdc. What is the output voltage at 75 degrees
A DC motor has an input of 0-5V and runs at speeds from o to 80 rpm. What duty cycle signal is required to run the motor at approximately 20 rpm
two resistors with nominal values of 4.7K ohm and 10K ohm, are used in a voltage divider with a +15V supply to create a nominal +10V output. Assuming the resistor values to be exact, what is the act
Describe the characteristics of the series RC filter circuit with the output across the resistive component. Distinguish the pass and stop bands with reference to the cutoff frequency. Also, state w
A copper wire has a diameter of 2.05 mm and carries a current of 5 A due solely to electrons. (these values are common in residential wiring.) Each electron is has a charge of of -1.6 × 10-19
A typical "deep-cycle" battery (used for electric trolling motors for fishing boats) is capable of delivering 12.6 V and 10 A for a period of 10 hours. How much charge (in columbs) flows through the
If the energy stored in the fully charged battery is used to lift the battery with 100-percent efficiency, what height is attained. Assume that the acceleration due to gravity is 9.8 m/s2 and us con
Suppose your multimeter is fused for 300 mA. You want to measure current through a resistor via a 9-volt battery. What is the minimum resistance such that the current is less than 150 mA
Given a resistor of 80-ohm connected to a 12 V battery, find the power absorbed by the resistor. What are the consequences if the resistor is rated at one-quarter watt.
Suppose we measured a resistance of about 1.4 ? across a graphite stick, used calipers to measure the cross-section of the stick (7 mm by 5 mm) and measured the distance between the multimeter test
Determine the cost of the energy delivered by this battery per kilowatt hour. Compare to the $0.12 per kilowatt hour for energy purchased from electric utilities in the United States.