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Show that the Hall coefficient for a p-type semiconductor is R_H=1/pe where p is the hole concentration and e is the electron charge. Assume the current is along the +x direction, the magnetic field is along the +z direction, and the Hall electric field is measured in the +y direction.
If I have a resistor that is 10 Ohms and has a voltage drop of 4.2 V, how much current is flowing through the resistor?
Design an RC low-pass filter with a cutoff frequency at 2kHz, using a capacitor of \(0.1\mu F\) A. Show a circuit diagram and your calculations in obtaining R B. Make as sketch of the absolute value of the input impedence
A 240kW 500V 1750 r/min separately excited dc generator has an overall efiiciency of 94%. The shunt field resistance is 60 ohms and the rated current is 5A. The I^2 R loss in the armature is 0.023 pu.
What is the peak frequency deviation of the FM signal? What is the FM improvement in dB?
find the voltage E and the current Ir and IL in phasor form
by finding the relevant air analysis, determine the partial pressure of nitrogen in the athmosphere at 1.00bar.f a sample of air at this pressure and 10°C was put nto a rigid container and then itd temperature raised to 91°C, what would be the pre..
Construct the RC differentiator. Set the channel 1 input coupling switch to dc. Next adjust the dc offset, amplitude, and frequency controls of the function generator to produce the input waveform.
A 35-year old female worker receives an x-ray exposure of 5.2 rad (whole-body) while carrying out emergency procedures in a nuclear accident. Discuss the health risks assumed by this worker as a result of the radiation exposure.
Instantaneous voltage and current of capacitor, The current flowing through a 5 F capacitor is i=3e^-2t. What is the voltage as a function of time, if the initial voltage is zero?
Apple A5 die size is 122mm^2 when fabricated in 45nm technology. Assume they purchase 300mm wafers at a foundry for $ 2.5K /wafer. Assume a yield of 70%. What is Apple's approximate die cost?
Compare the capacities of the fiber and conducting cables. How many of the conducting cables are required to equal the capacity of the fiber cable.
assuming XTAL=11.0592 MHz,write a program to genrate a square wave of 20 Hz frequency on pin2.3?
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