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An 80 kHz sinusoidal voltage has zero phase angle and a maximum amplitude of 25 mV. When this voltage is applied across the terminals of a capacitor, the steady-state current has a maximun ampliture of 628.32 uAa) whats is the frequency of the current in radians per seconds?b) what is the phase angle of the current?c) what is the capacitive reactance of the capacitor?d) what is the capacitance of the capacitor in microfarads?e) what is the impedance of the capacitor?
A 150 MVA, 24 kV, 123% three-phase synchronous generator carries the rated load at a power factor 0.83 (lagging). Calculate the necessary excitation voltage and input complex power.
An amplifier is to have an input of 100watts. Its effeciency is 75%, what is the maximum ambient temperature wherein this amplifier may be placed with a maximum junction temperature of 200degC and a junction to case thermal resistance.
An amplifier has a gain of 10 and follow a bandpass filter filter where the loss in the in the center of the bandpass is 0.05. What is the combined gain/loss of the two cascaded blocks at the center frequency of the filter
1. Compute the probability of having the sum of 10 by throwing (a) two dice, (b) three dice. 2. What is the probability of three of a kind for a poker hand with (a) a card deck of 52 cards, (b) a card deck of 32 cards
Binary data is transmitted through an Additive White Gaussian Noise (AWGN) channel with SNR=3.5 dB and bandwidth B. Channel coding is used to ensure reliable communications. Then: i. What is the maximum bit rate that can be transmitted
Write a program in C that reads 20 integers from the user and sums the odd numbers together and the even numbers together. The program is to output the ratio of the odd numbers to the even numbers with a precision of up to 3 decimal digits.
Write a VHDL description of a BCD-to-Binary converter. Initially a three-digit BCD number is placed in the A register. When St signal is recieved, conversion begins, and the resulting binary number in stored in register B.
Design an XOR gate using standard CMOS logic and with pass-transisitor logic and determine the number of transistors (NMOS and PMOS) required for each implementation.
Determine the conductivity of silicon at T = 300 K if it is doped with donor impurity atoms at a concentration of 1.25*1016 cm-3. Assume that the electron and hole mobilities are 1350 cm2 / V-s and 480 cm2 / V-s, respectively.
How do you write Kirchhoff's voltage law equation for a circuit.
A aperiodic signal x(t) = 2sinc(2t) is multiplied by a periodic rectangular pulse train s(t) with fundamental frequency F0 = 4 Hz and the fundamental rectangular pulse given by p(t) = 1, -1/80
A combined-cycle, natural-gas, power plant has an efficiency of 52%. Natural gas has an energy density of 55,340 kJ/kg and about 77% of the fuel is carbon. a. What is the heat rate of this plant expressed as kJ/kWh and Btu/kWh
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