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A spacecraft uses two ground-based computers and one on-board computer to control the thrusters used to make course corrections. There is also a manual override control that will switch control of t
A two resistor voltage divider consists of a 10 k and a 15 k ohm resistor, with the 10 k resistor connected to the voltage source and the 15 k resistor connected to ground. If the output voltage is
A container having a volume of 0.2 m3 contains nitrogen at a pressure of 100 kPa and a temperature of 15°C. If 0.2 kg of nitrogen is pumped into this container, calculate the final pressure afte
Nitrogen at an absolute pressure of 689.5 kPa is used to fill a container having a volume of 0.002 m3. The filling process is very slow, and the gas in the container attains the ambient (room) tempe
The following specification s are given for fours different temperature sensors. If the application requires a temperature variation of -50°C to 120°C and the measured value is -20°C, se
The first stage is a transconductance amplifier with an input resistance of 2k ohms, an output resistance of 100k and a gm=0.002A/V. The second stage is a voltage amplifier with an input resistance
A pn-junction is formed in silicon by doping one side with acceptor atoms at concentration Na = 10^19 cm^(-3) and another side with donor atoms at Nd = 10^18 cm^(-3). What is the dopant concentratio
A pn junction diode is forward biased by a Thevenin circuit consisting of Rth = 5kohm and Vth = 10sinwt where w= 2pi*10rads/s. Find the diode voltage and current as functions of time.
an unknown three terminal device has leads named b,c and e. When installed in one particular circuit, measurements indicated that Vec=-9V and Veb=-0.65V. a) Calculate Vcb. b) Dtermine the power diss
Design an inverting amplifier with a gain of -20. Use R1 = 5.1k ohms. input of 0.5V amplitude, 1KHz sine wave and obtain plots of input and output on the same plot. Repeat for a 4V amplitude input.
Design an open-circuited, shunt stub matching network to match a 125 + j20 ohm load to a 700 MHz, 50ohm generator. Show the lengths of your transmission lines in fractions of a wavelength.
Consider a transmission line with Ro=50-ohm connected to an 850 MHz, 50ohm generator and a load ZL=75 + j10 ohm. Find the input impedance at a distance of 0.2m from the load using a Smith Chart.
Design a full wave (60Hz) rectifier circuit with the capacitor filter that produces 5V 10A DC at the output with the ripple voltage of less than 5%. (Assume Von = 1 for the diodes and do not forget
A pn-junction is formed in silicon by doping one side with acceptor atoms at concentration Na = 10^19 cm^(-3) and another side with donor atoms at Nd = 10^18 cm^(-3). A. What is the dopant con
If the MOD-8 binary counter is driven by a 10 MHz input clock with a 5% duty cycle, what is the output frequency and duty cycle of the final stage
A synchronous binary counter is used to divide a 1 MHz input frequency to 3.90625 kHz. What is the MOD number of the counter and how many flip-flops are required
A dc power distribution cable has two #6 copper wires. The copper wire table in the textbook lists each wire as having resistance of Ro=.4028 ohms per thousand feet at temperature of 25C. The temper
The bottom of the conduction band at one end of a silicon resistor is at the same energy level as the top of the valence band at the other end. What current flows through the resistor if the resista
Further suppose that the coins C1, C2, and C3 are biased such that the probabilities of a head occuring for coins C1, C2, and C3 are 0.9, 0.75, 0.60, respectivley, while the fourth co
A touch sensor base on a piezoresistor built into a micromechanical cantilever made of silicon is cnnected in a Wheatstone-bridge configureation with a Vo = 1 volt. If L = 1.44cm and W = 1 cm
The switch in a RC circuit is closed. If the resistance is 134462ohms, the capacitance 7.5 microF, and the applied voltage 18 volts, what is the (average) rate of change of the voltage on the capaci
Read the binary number from the user and store it into a C string (i.e. char[ ]) The c string shall be able to accommodate a 32 bit binary number, note each digit in the binary number is a cha
A variant of the binary symmetric communication channel described in class is called a binary erasure channel. The transmitter sends a ‘0' or ‘1,' but at the receiver
A chip is selected at random. If the color of the chip selected is white, it is eplaced and two more white chips are added to the urn. However, if the chip drwan is blue it is not
Using 8-bit bytes, show how to represent 123, clearly state the byte values using hex and the number of bytes required for each context. Simply indicate the case if the code is not able to represen