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What kind of transistor has higher voltage gain, BJT or FET and why What kind of transistor has better noise response BJT or FET and why How about frequency response high frequency, FET or BJT Low fre
051 Microprocessor a. Write a sequence of instructions to initialize and run the timer to geneate an 800 baud rate clock. b. what would be the baud rate if the intial value of the itimer was set to 9A
At the instant shown, car A has a speed of 20km/h, which isbeing increased at a rate of 300km/h2 as the car entersan expressway. At the same instant, car B is decelerating at250 km/h2 while travelin
a) By applying Kirchoff's voltage law to the output (DC) circuit loop determine the DC Load Line, i.e. an expression relating Id to Vds. Comment briefly on the significance on the result, with respe
A voltage v(t) = 359.3 cos(wt) is applied to a load consisting of a 10 resistor in parallel with a capacitive reactance XC = 25. Calculate The instantaneous power absorbed by the resistor The instant
An amplifier is to have an input of 100watts. Its effeciency is 75%, what is the maximum ambient temperature wherein this amplifier may be placed with a maximum junction temperature of 200degC and a
A bowling ball is placed on a coil spring. The spring constant is 400N/m. When the bowling ball is placed on the spring, the spring compresses down 0.1m. If the spring is vertical how far will the b
The cylindrical coaxial cable with the cross section shown below, has inner and outer radii of 5mm and 15mm respectively. The dielectric parameters are; er=2, signma=5*10^(-10) S/m and Ur=1
The cylindrical coaxial cable with the cross section shown below, has inner and outer radii of 5mm and 15mm respectively. The dielectric parameters are; er=2, signma=5*10^(-10) S/m and Ur=1.
A 1000 turns wire are tighly wound on a toroid with a rectangular cross section, the heigh of toroid is 0.5 cm . The inner and outer radii of 2 cm and 3cm respectively. The current in the wire I=100
A hybrid communication system uses both AMSC and FM. The information signal a(t) is first AMSC modulated with the subcarrier frequency 1000 Hz. Then it passes through an FM modulator with the carrie
A phase modulation is used to transmit the signal s(t) = 10cos(20*pi*t) + 5sin(10*pi*t). kp = 3 rad/volts and fc = 20MHz a) What is the instantaneous frequency of the signal b) Write down the expressi
write a program that would send out through the serial port an array of twenty bytes of data( need a FOR loop) stored in memory locations starting from 30H( must use a ponter) with even parity added
A 200hz(mode 1), 50% duty cycle square wave is to be generated at Timer0 interrupt. a) write a main program that would set Timer0 and the interrupt,and then force the first interrupt.
BJT Circuit Configurations Compare the input and output impedance for each configuration. Compare the voltage gain and current gain for each configuration.
Write a sequence of instructions to initialize and run the timer to geneate an 800 baud rate clock. what would be the baud rate if the intial value of the timer was set to 9AH
plane polarized light is sent through two consecutive polarizers, the first having its plane of polarization in the same direction as the incident light and the second having its palne at 90 degrees
A control system is needed to control a small shopping center parking lot lighting system and the exterior lighting for the building. The design specifications require that the parking lot lighting
a beam of polarized light of intesity I0 passes through a sheet of ideal polarizing material. The polarization axis of the beam and the transmission axis of the sheet differ by 30 degrees. What is t
A solar cell is uniformly illuminated by monochromatic light of 700nm with power density of 20 mW/cm^2. What is the corresponding incident photon flux What is the upper limit to Jsc if the bandgap is
A solar cell at 300K has an open circuit voltage of 0.55V and short circuit current of 2A with ideality factor of 1.3 Calculate Fill Factor and maximum power output under the following conditions: 1.
Isc of 3.3A under input power Pinput=1kW/m^2. Assuming diffusion dominated behavior and no parasitic resistance elements, what is the device conversion efficiency at the maximum power point
What is the total power density and total available current density between wavelength of 280 and 1240 nm for the AM0 and AM1.5 spectra. Assume each photon generates on electron-hole pair. You will n
an Armstrong indirect FM modulator to generate an FM carrier with a carrier frequency of 96 MHz and deviation of f=20 KHz. A narrowband FM generator with Fc=200 KHz and adjustable deviation f in ran
Indicate what data type you would use for the following variables: (a) the temperature (b) the number of days in a week (c) the number of days in a year (d) the number of months in a year