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Design an LC circuit to protect the tungsten filament of an ordinary 75-Watt incandescent light bulb from over the current-transients greater than 50% of the normal operating current at the moment o
Let h(t)= (1/(R*C))*(e^(1/(R*C)))*u(t) be the impulse of an RC circuit and x(t)= u(t) an input to that circuit. 1. Find X(jω) and H(jω), which are the Fourier transforms of x(t) and h(t).
Determine the net receiver gain for an AM receiver with an RF input signal power of -87 dBm and an audio signal power of 10dBm
Calculate wavenumber B and wave length λ. Sketch Wave At Z=0 and Z=λ/4, and λ/2. Determine Magnetic Field Intensity H.
For a maximum positive envelope voltage +12 V and a minimum positive envelope amplitude of +4V, determine the modulation coefficient and percent voltage.
A modulo 8 counter cycles through the states Q0Q1Q2Q3 = 1000,1100, 0100, 0110, 0010, 0011, 0001, 1001. The counter has eightoutputs: Z0 = 1 when the counter is in state 1000 and the CLK is 0and Z0 =
As indicated from the diagram, when LEFT = 1 the lights flash in a pattern LA on; LA and LB on; LA, LB, and LC on;all off; and then the sequence repeats. When RIGHT = 1, the lightsequence is similar
Use the samples of the signal to modulate the amplitude of narrow width rectangular pulses. Obtain the spectrum of this signal and show that a low pass filter can recovers the original signal. Use b
Design a circuit and test procedure to obtain the output characteristic of the 2N2222 transistor using a manual point-by-point technique. The test procedure should include entering the data in an E
The rate at which thi filter "rolls off" at low frequencies is said to be 20 dB/ decade. Can you brief explain the meaning of this statement in terms of the way the output voltage varies with freque
The odd cycle sequences1,3,5,7, and repeats. An external input selects which cycle to perform. An input of 0 selects the even cycle and an input of 1selects the odd cycle. The cycles can be entered
This will require two transformations from rectangular coordinates, one in the spatial domain and one in the frequency domain. There are two key transformations. Explain. Hint: This problem involves
A 40-hp, 500 V, 1200-rpm DC shunt motor has rotationallosses of 2000 W at rated speed. The armature resistance is 0.46Ω and the field resistance is300Ω. A) Calculate the armature current
How do you use linearity to find a the actual value of (vo) when you are not given the values of the current, with just the assumption value of (vo)
A switch-tail counter (also called twisted ring counter, Johnsoncounter) uses the complement of he serial output of a right shiftregister as its serial input. a) Starting from an initial state of 00
Given the 16-bit operand 00110101 11001010, what operation must be performed and what operand must be used a) to clear all odd bit positions to 0 (Assume bit positions are15 through 0 from left to rig
A battery has a short-circuit current of 20 A and an open-circuit voltage of 12 V. If the battery is connected to an electric bulb of resistance 2 ohm, calculate the power dissipated by the bulb.
What are the applications,classifications,design,energy conversion principles involved,maintenance and fault of compressors
Thesignal x(t)=u(t-1)-u(t-3) is the input to an LTI systemwith the impulse response h(t)=u(t-5)-u(t-8)The system is initially atrest. (a)Compute the output y(t) of this system using convolution. Make
Considera causal LTI system. When the input to the system is u(t-5) the unilateral Laplace transform of the output is Y(s)=(e^-6s -e^-9s)/s^2 Determine and sketch the output of the system when the inp
A wire with a circular cross section of radius a = 10[mm] carries a current of 10 [A]. Assuming thecurrent is uniformly distributed in the cross section, determine the volume current density.
A 3-phase , 4 wires balanced supply with BCA phase sequence is supplying the following loads connected in each phase: Phase A:20kVA at 0.8 power factor laging. Phase B:10kVA at 0.8 power factor leadin
genrator feeding electrical load with impeadance z=0.01=j0.1 per unit on 10mva at 0.8 powe factor lagging. ilteration tollerance .00002.comute the load bus voltage,real and ractive powers for node
A capacitor ofvalue 100[uF] is connected and charged through a voltage source of20V in series with a resistor of 10 ohms at t= 0s. What is thepower dissipated in the resistor at the beginning (t=0)
For the Current and Voltage equation shown below, What are the amplitude, phase and frequency of the signals. Does Currentlead or lag voltage and by how much is(t) = 57.3 cos (37[rad/sec]t + 37.3o)