Start Discovering Solved Questions and Your Course Assignments
TextBooks Included
Active Tutors
Asked Questions
Answered Questions
A 150-KW, 300 V shunt generator has Ra= 0.1ohms and Rf=60ohms, If the generator operates at the rated voltage, calculate the induced voltage at (a) full-load (b) half-full load (which means the load
Two amplifiers are cascaded, one with a voltage gain of 6 db and the other with a voltage gain of 4. if 1 V is applied at the input of the first amplifier, what is the voltage at the output of the s
1)A passive high-pass filter is built from a 100 kohm resistor and a 100 nF capacitor. what is its cutoff frequency 2)For the filter in the above question what is its numeric gain at its cutoff freque
1. How much power reaches the receiving antenna 2. What is the EIRP in the direction of maximum transmitter antenna gain 3. What is the power density around the receiving antenna 4. What is the elec
Design a 2-bit multiplier using 2-input AND gates along with 2-input OR gates and inverters. Hint: start with a truth table and keep in mind that there are four inputs and four outputs. The numbers
A clock signal of 100 MHz (10^8 Hz) is available. Design a circuit that generates a sec- ond clock signal of 12.5 MHz. Design a 3-bit binary counter and the most significant bit is the desired clock
Write the VHDL code implementing a 6-bit synchronous counter with enable. The design should include the output to be connected to the next stage Then update the code to include an asynchronous reset
A 2 GHz and 100 Watt transmitter is connected to a transmitter antenna with a gain of 12 dB. A 20 dB receiving antenna is placed 10 kilometers away, in what we assume to be free space, in the direct
If 3.0 V are across the resistor, compute: a) the current in the inductor b) the inductive reactance XL c) the voltage across the inductor Vl d) the source voltage Vs e) the phase angle between Vr a
If we know only the following about a negative feedback system: Gain 12dB, phase 180° at 1rad/sec and gain 0dB, phase 159° at 0.2rad/sec. Determine if system is stable or not.
The outer surface temperatures of the brick and insulation are 1260 degreeR and 560 degreeR, respectively , and there is perfect contact at the interface between the two layers. Determine at steady
A 50 mV signal is applied to the base of a properly biased transistor with r =10-ohm and Rc=560-ohm. Determine the signal voltage at the collector.
design a sequential circuit to control the operation of a vending machine which dispenses a $0.25 product. I need a state diagram and a state table. please help! More info: The circuit has three inp
Develop a comparator circuit that takes two 2-bit operands (A and B, or A1 A0 and B1 B0) and gives a single bit output if A>B. Show the truth table for the circuit, K-map, and the circuit impleme
An ignition coil has an inductance of 1.75 henrys and an internal resistance of 6 ohms. It is connected to a 13.5 volt automotive DC source. The switching opening speed of the points is 0.17 millise
A motor and position controller has an output position x(t) and an input voltage v(t). The transfer function for the system is X/V = [64(s+4)]/[s^2 +4s+8] (a) Determine x(t) for a unit step input vo
A newly proposed thermoelectric generation material is the skutterudite family, such as FeAs3 or CoAs3. Assuming this new material has a Seebeck coefficient S = 35 V/K (microvolts per degree Kelvin)
Consider a square house 40 ft on a side, 10 ft high, with a flat roof on top and walls/roof that is 8 inches thick. The thermal conductivity for an un-insulated wall or roof is 1.6 W/Km, while with
The fourier transform of the triangular pulse x(t) is expressed as: X(w) = 1/w^2(e^jw - jwe^jw - 1) Use this information, and the time-shifting and time-scaling properties to find the fourier transf
If a particular radar reciever can detect the target using HH polarization at a maximum distance of 10km, find the maximum distance at which the target can be detected using VV polarization. Assume
build a circuit for a parking deck where a binary counter counts up when a car comes in and down when one leaves. There can only be a maximum of 40 cars in the parking deck before an LED turns on to
Design an active loaded CS amplifier to obtain a voltage gain of 30V/V. The output load is a 10 fF capacitor. Use 0.25u CMOS technology. Calculate it's high frequency 3 dB value, fH, given that Cgs
Design a BP filter using two-integrator topology. The center frequency is to be 10kHz with a bandwidth of 2kHz. Design to obtain a voltage gain of 26dB.
1. The voltage gain of an 11.2 kHz low-pass filter is -12 dB; what is its numeric gain 2. Two amplifiers are cascaded, one with a voltage gain of 6.02 db and the other with a voltage gain of 12. If
A1. An amplifier has cutoff frequencies of 120.0 Hz and 1.200 kHz. Calculate the bandwidth and center frequency of the amplifier. A2. The upper cutoff frequency of an amplifier is 8.000 MHz and its