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state the probability distribution of the binomial random variable X. What is the probability that the random variable X falls in the interval [u - 3 sigma, u + 3 sigma]. The mean and the variance o
A charged 100- picoFarad capacitor has initial voltage across it of 10 V. A 100 kohm resistor is suddenly connected across the capacitor (at t=0) to discharge it. What is the magnitude of the inst
(a) find the value of a and K so that the relative damping ratio of the system is 0.5 and the rise time step response is approximately 1 s. (b) with the values of a and k found in previous question
Consider a Si p-n junction at room temperature. If the doping concentrations are NA=1016 cm-3 and ND=1015 cm-3, what is the depletion width also known as space charge width Also find the maximum ele
Two batteries with 1.8 voltage and 10.5 Ohm internal resistance each are connected in series. This battery pack is used to boot a small electric motor with 275 Ohm resistance. Find the power delive
Write a simple shell script called mathmagic that takes two arguments in at call time and returns to the stdout the value of the two items entered, the value of the two items added together, the val
When disconnected and fully charged, the voltage across the battery terminals is measured to be 13.8 V. When connected to a load that dissipates 18 W of power, the terminal voltage of the battery de
A shunt regulator utilizing a zener diode is biased on through a 100ohm resistor. Determine the change in the regulated output voltage for the two situations below a) VI changes +2.0 V, ILoad consta
A discrete-time signal x[n] is periodic with period 8. One period of its DFT harmonic function is {X[0],...,X[7]}={3,4+ j5,- 4 - j3,1+ j5,- 4,1- j5,- 4 + j3,4 - j5}. (a) What is the average value of x
Refer to the Wheatstone Bridge diagram. If R1=1ohm, R2=111ohm, Runknown= 1ohm, R3 is set at 1Kohm, and the battery is 9V:What is the current flowing through the galvanometerohm Use 60ohm for the int
The switch in the circuit has been in position a for a long time. At t=0 the switch is moved to position b. A.Calculate the initial voltage on the capacitor if v = 200V , and i = 1.9mA.
Determine the ROM size and contents to implement a function which converts a sign and magnitude number from -5 to +6 to two's complement format.
Given the following function: F(W,X,Y,Z) = fm(2,3,5,7,12,13). a. Implement the function using an 8-input multiplexer. b. Implement the function using a 4-input multiplexer.
What is the data rate of a digital electrical communication system that uses 16 voltage levels to carry multiple bits with one voltage level, where each voltage level is kept at that level for a dur
3-singlephase 2 winding transformers, each rated 500 MVA, 13.8/199.2 kV, with leakage reactance Xeq = 0.10 per unit, are connected to form a three-phase bank. Winding resistances and exciting curren
1-phase 2-winding transformer is rated 30 kVA, 360/90 V, 60 Hz. A source connected to the 360-V winding supplies an impedance load connected to the 120-V winding. The load absorbs 15 kVA at 0.8 p.f.
A shunt regulator utilizing a zener diode is biased on through a 100-ohm resistor. Determine the change in the regulated output voltage for the two situations below a) VI changes +2.0 V, ILoad
Calculate the Fourier Transform of f(t) = 5 sinc(-2t/100), and graph the magnitude and phase as a function of f. If the signal of problem 1 is delayed by 0.1 ms. What is the new Fourier Tr
Message signal m(t) = 0.6sin(27r3000t + pi/9) For a carrier signal with amplitude Ac = 4,fc = 40MHz, What is the signal bandwidth if we use AM with ka = 0.7 DSB-SC FM with kf = 5000 - HZ/V
A carrier signal c(t) = 10 cos(2pifct) is modulated using a message signal m(t) cos(20pit). The modulation is FM, with kf = 50.Write equation for modulated signal What is average transmitted power &am
Each equation above describes a field that is distributed sinusoidally and whose amplitude varies sinusoidally with time (a pulsating field). Prove for the resultant magnetic flux density in the air
The signal x(t) = 2 - sin(4.5t - pi / 4) + 3 cos (24t + pi / 2) is input into a system with frequency response H(omega). Find the output signal y(t) if: H(omega) = rect(omega/80) H(omega) = 2 - 2rec
Consider an object that has homogeneously textured surface with maximum spatial frequency of (fx,fy)=(3,4) cycle/ meter and that is moving at a constant speed of (Vx,Vy)=(1,1) meter/second.
The current through a branch in a linear network is 2 A when the input source is 10 V. If the voltage is reduced to 1 V and the polarity is reversed, the current through the branch is a. - 2 A b. -
Determine the input x[n] so that the corresponding output of the above system is y[n] = delta[n] - delta[n - 1] Determine the output y[n] when the input is x[n] = cos(0.5pin) for - infinity < n &