Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
It is required to design the DC motor dedicated to carry two wagons underground railway train. Each wagon is supposed to carry a maximum of 20 persons. The power utility is supplying the railway by
Compute the value of ES(N) or OS(N) for a given number N. First, you use switch 0 to represent ES or OS. We use switch[0] = 0 to indicate the computation of ES(N) and switch[0] = 1 to indicate the c
if x = 0, the counter counts 1,2,3,4,5,6,7 and repeats. if x = 1, the counter counts 7,6,5,4,3,2,1 and repeats. The counter should be designed using D Flip FLips and the one hot method. Draw the asm
Consider a causal LTI (Linear-time invariant) system described by the following differential equation: \(\frac{d^2}{dt^2}y(t) + 5\frac{d}{dt}y(t) + 6y(t) = \frac{d}{dt}x(t) + x(t)\) a) Determine the t
A magnetic material fills the half-space z <0. Above it (z >0) is free space. The per-meability of free space is mu_0 and the permeability of the magnetic material is 5 mu_0. The magnetic flux
Sketch the Bode plot (including the magnitude response and phase response) of a continuous- time LTI (Linear Time-Invariant) system described by the following transfer function: \(H(s) = 5(s + 2)/s^
Given a network using slotted Aloha multiple access protocol with N users and each user attempting to access the channel with probability P. It is safe to assume that each user always has a frame of
Draw a state diagram for a synchronous sequence detector that will detect every occurence of the sequence 111001 in a serially transmitted message of any length. The sequence detector should detect
a) What would be the value of the parity bits. b) If some of the bits get flipped in transmission and the following bits are received 1101 0101 0001 0010 1010 with the parity bits, can you detec
Given that you want to transfer a 3MB song by sending packets across an Ethernet link that has a MTU. of 1500 Bytes, answer the following questions. (for this question use 1MB = 1024KB, 1KB=1024Bytes)
A 4 pole 50 kW dc machine has a value of Ea = 110 V at 1100 rpm. What is the induced voltage is the speed is increased 20%. Note: omega(w) = (2f*n)/60 where omega is in rad/sec, and n is in rpm
A constellation diagram has two points located at (3,0) and (-3,0) on the I(in-phase)-Q(quadrature phase) plane. Find the value of peak amplitude and the type of modulation this diagram represents.
Assume the initial state is unknown past with (z = 0). Implement the design in "Logicworks" and test for the properfunction. Use a binary switch to simulate the input. The output maybe implemented w
A loop of current is placed in the xy plane in a uniform magnetic field in the positive x direction. If the current in the loop is in the clockwise direction, what is the direction of the torque on
(a)Write out the channel matrix P and sketch its model formed by 2 identical parallel binary system channels(assume X-over prob is pdash) (b)Find the channel capacity C and the input probabilty that
Design a power system for a facility, which requires both three phase and single phase supplies. Following conditions must be applied in the design: 1) The facility is at least 60 km far from a dist
1-If the AB current in a Y-connected load has an angle of -14°, what is the angle of the a-phase current. (0 decimals in degrees) 2-If the current of the a-phase in a Y-connected load has an angl
Let x(t) = |cos120pit| a periodic signal. Plot x(t). What is the period and frequency of x(t). Expand x(t) in trigonometric Fourier series Hint: use the plot to find the Fourier coefficients.
What is the primary source of distortion with a Class B amplifier. What are some ways the distortion can be minimized and discuss the tradeoffs that exist when implementing these distortion minimizi
There are 5 inductors in series and they are 1H,2H,3H,4H,5H what is the total equivalent inductance. There are 5 capacitors in series and they are 1F,2F,3F,4F,5F. what is the total equivalent capacita
(1) What happens if we connect an integrator and a diffetentiator together in series. What do we get. 2) Explain what is meant by 1nV/rtHz. What is the meaning of this specification.
Filament 1 is on the left, filament 2 is in the middle, and filament 3 is on the right. Filaments 1 and 2 have currents of 1 A in the ba z direction, and filament 3 has a current of 2 A in the ba z
a. A load consumes 150kW with a power factor pf = 0.7 (lagging). If the load current is 240A (RMS), find the load voltage. b. An industrial plant has an inductive load which consumes 10kW of powe
We have v1(t)=10cos(wt+30degrees). The current i1(t) has an rms value of 5A and leads v1(t) by 20s. (The current and the voltage have the same frequency) Draw a phasor diagram showing the phasors.
Compare the differences in the FFT result. Explain why even though the inputs to both FFTs are the same cosine waves, the shapes of the FFTs are different. Calculate, plot and compare the results of