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In actual electronic work, capacitances range from 30 picofarads, to 60 microfarads, to 5 farads. Assuming that each of these capacitances is charged to five volts, find for each a) the stored charg
Design black box to the following specifications. A. Input Signal to Black Box A 1. A 1 kHz cosine wave with amplitude of 1V. B. Output Signal from Black Box A 1. A 1 kHz sine wave with amplitude of 5
A motor with efficiency of 76% supplies 20 hp to a load. it's power factor is 0.6 (lagging). A voltage of 440 VAC (RMS), 60 hz is applied to the motor. a) what is the real power applied to the motor
If an npn transistor is operating with the base transmitter junction forward biased and the base collector junction reverse biased. Given that the transistor has Ic=10mA and Ie=10.5 mA, determine th
pole-zero configurations of certain filters are shown in Fig.P5.6-1(Linear Systems and Signals (2nd) by Author: B. P. Lathi). Sketch roughly the amplitude response of these filters.
The air-gap length g = 5.00 mm. Calculate the magnetic field intensity H (hint: use Ampere's law), the flux density B, and the flux per pole f. Use the correct SI unit for each quantity. The iron pa
Consider a system for which the output voltage is vout(t) = vin(t) + vin(t - 10^-3). (In other words, the output equals the input plus the input delayed by 1 ms). Given that the input voltage is vin
the equation M (d^2 X(t)/dt^2)+ D dx(t)/dt+ k x(t)=f(t) a)Find X(s)/F(s). b)show pole zero-plot c)let f(t)=d(t). Find the initial value of x(t) using the initial value theorem. Find the final value
Let real periodic sequence x[n] have Fourier Series coefficients ak and sequence y[n] have coefficients bk. Both sequences are periodic with period N = 8. If bk=((-1)k+2ak-2 write an expression for y[
A certain sample of pure quartz has a dielectric constant of 3.8, dielectric strength of 1.0 kV/0.00010 in, and a density of 2.6 Mg/m3. a.)A field of 5.0 kV/cm is applied. Determine the polarization.
A certain sample of pure quartz has a dielectric constant of 3.8, dielectric strength of 1.0 kV/0.0010 in, and a density of 2.6 Mg/m3. Assume the number density of dipoles in quartz is the same as th
An erbium-doped fiber amplifier has a noise figure of 4 and a gain of 10 dB. The optical input has a 30-dB signal-to-noise ratio and a signal power of 10 µW. Compute the output signal power in
Using 1.5v batteries, a switch, and 3 lamps, device a circuit to apply 4.5v across one lamp, two lamps in series, or three lamps in seris with a single control switch. Draw the schematic.
A rectagular waveform has a 50% duty cycle (hight for 1/2 a cycle and low for 1/2 a cycle). It goes between two voltage levels of -3 V (low) and +8 V (high), and has a period of 100 μs. determine
120V, 60 Hz source is connected to a distribution line whose resistance, and inductive reactance is 0.001Ohm, j0.002 Ohm, respectively. Single phase, 10HP, 120V, 0.85 pf. motor and 4Kw, 120V heater
A rectangular coil carrying a current of 2 A (counter-clockwise) is located on the xy-plane in the presence of B = 2ux - uy + 1.5uz . Its corners are the points (±1, ±2, 0). Find the f
Derive and graph the electric field based on V-bi( built in Potential). Derive the depletion width (w) from built in potential and equilibrium charge equation. graph Depletion width and E-feild in
a plane diving with constant speed at an angle of 53.0 degree with the vertical releases a projectile at an altitude of 730m.the projectile hits the ground 5 second after release(a)what is the speed
Fortunately, for this purpose, we can replace multiplication with switching operation. A similar observation applies to demodulators. In the scheme depicted in fig p7-40a, the period of the rectangu
write a VHDL module to implement a circuit that can generate a clock signal whose time period is a multiple of the input clock. A control signal F determines the multiplying factor. If F=0 the outpu
design a propotional controller for a system with the transfer function G(z)=K/(z-0.4) to have a damping ratio of 0.7
Assume there is no electric field in this problem. Hint: angular acceleration is u2 /r where u is the velocity of the particle and r is the radius of the circular path. the frequency of the particle
A ring conductor of radius 1 m is located on the xy-plane, centered at (0, 0, 0), and carries a current of 1 A in the counter-clockwise direction. A line conductor parallel to the y-axis and passing
Consider a finite state machine that generates z = 1 when the previous four values of input variable 'w' are either '1001' or '1101'. Solve this problem by Mealy and by Moore. Show the state diagram
Design a counter that counts pulses on line 'w' and displays the count in the sequence 0,1,3,2,0,1,3,2,0,1. Use D flip-flops in the circuit.