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Make a transfer function with numerator p(s) and denominator q(s)that will separate only the 3cos(4t) portion from the noise corrupted function: u(t) = sin(25t) + 3cos(4t) + n(t) wheren(t) is random
An audio signal s(t) generated by a loudspeaker is reflectedat two different walls with reflection coefficientsr1 and r2. The signal x(t)recorded by a microphone close to the loudspeaker, after sam
Three 230 -V rms generators are connected in a delta to form athree phase source. a balanced WYE connected load has phase impedance of 12+7j Ohm. Find the rms values of the following: a) the phase v
a diesel power plant is to supply power demand of 30 kw .if the overall efficiency of the power generation unit is40%,calculate the following 1; amount of diesel oil required per hour 2;the electric
A phasor current of (1 phase angle 0 degrees)A is flowing through the series combination of 1 ohm, 1H, and 1F. At what frequency is the amplitude of the voltage across the network twice the amplitud
Find the maximum current that a fully-charged D-cell can supply-if only briefly-such that itsterminal voltage is at least 1.0V. Assume an emf of 1.5V andan internal resistance of 0.12 ohm.
the daily output of a steam power station is 18x105 kwh. If the coal consumption is 700 tons per day calculate the thermal efficiency of power station .assume calorific value of coal 8500 kcal/kg
calculate the impulse of an ideal filter with cut-off frequency of a)2KHz, and b)3KHz for a signal sampled with a rate 8000 samples/sec.
In a binary communication system over an additive white Gaussian noise channel, two messages represented by antipodal signals andare transmitted. The probabilities of the two messages arep and 1-p,
A power station has two 60 MW units each running for 7000hours a year and one 30MW unit running for 1500 hours a year. The energy produce is 700 x106 Kwh per year,Calculate; 1 plant load fact
Construct a Karnaugh map for the logic function D= ABC + aBC + ABc + BC a. Find the minimum SOP expression and realize the function, usingAND,OR and NOT gates. b. Find the minimum POS expression and r
If the eels bio-battery was charged to 500Vand it was constant for 20 ms before dropping down to 0, what would the resistance of the fish be, the energy delivered to the fish, and the average electr
List a state table for JK flip-flop, using Q as the present and next state and J and K as inputs. design the sequential circuit specified by the state table.
a cnostant freqency step down chopper system us used for thecontrol of dc series motor from 550v. The armature and fieldresistances are 0.03Ω and 0.02Ω respectively, the average current
Find the power being delivered by a source connected between points A and B if the 4 ohms resistor is dissipating 1W of power.
An AC circuit design forbalancing a load in AC circuits. The only power supply availablehas an internal resistance of 75Ω. The load has a resistanceof 600Ω. You want to deliver the maxim
Can the same circuit analysis techniques used for resistive circuits with DC sources be used when the sources are sinusoidal Why
An AC circuit design for balancing a load in AC circuits. The only power supply availablehas an internal resistance of 75Ω. The load has a resistanceof 600Ω. You want to deliver the maxi
Design a combinational circuit that multiplies by 5 an input decimal digit represented in BCD.The output is also in BCD. Show that the outputs can be obtained from the input lines without usingany l
for a motor rated Vrms=230v P=300w pf=0.75lagging,calculate the capacitance C needed to improve the power factor to unity assuem frequency =50Hz sketch current and voltage phasors.
In an AC generator the magnetic field is .05T, the number of loops is 12, the operating temperature is 90degC, the rotational speed is 50cps, the power factor is .96 leading and the are enclosed by
Write an HDL behavioral description of a four-input priority encoder. Use a four-bit vector for the D inputs and an always block with if-else statements. Assume that input D[3] has the highest prior
The locked rotor current and locked rotor torque at a rated voltage and rated frequency are 725A and 120 percent rated torque,respectivtively. Determine a) rated line current b)rated torque c) minim
a single parity check code used in computer listings of registatration numbers found by doubling alternate digits, beginning from the right, and adding the digits modulo-10. the parity check digit i