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The controlled variable in a closed-loop system is the direction of a robot arm. Initially, it is at 50o; then it is commanded to go to 15o. When the error is 10o for the first time, what is direction of the robot arm?
Use Microsoft Excel to compare costs from at least three different vendors and reasons to accept specific bids. (May use graphs in Excel to provide a better visual comparison)
A 230 V DC series motor has an armature circuit resistance of 0.2 and a eld circuit resistance of 0.1. At rated voltage, the motor draws a line current of 40A and runs at a speed of 1000 rpm.
Transfer function in s t = [0-2*Ts : Ts : Tmax] ; Find the actual solution using the inverse laplace transform syms ycont ycont = ilaplace(Gs,t) Sampling times of 0.01, and simulation runs for 10 seconds
Design an integrator whose output voltage Vo(t) is related to the input voltage Vin(t) by Determine the rate of integrator drift with Vin = 0 if the input-offset voltage VOS is 2mV
Design a parallel resonance circuit with resonance frequency of 30kHz and bandwidth of 20kHz and plot its frequency response.
Select an appropriate QAM signal constellation, carrier frequency, and the roll-off factor of a pulse with a raised cosine spectrum that utilizes the entire frequency band. Sketch the system block diagram and the spectrum of the transmitted signal..
Calculate the probability of finding an electron at the bottom edge of the conduction band. Also calculate the probability of not finding an electron at the top edge of the valance band.
A parallel circuit consists of a source and 15 ohm and 30 ohm resistors. The resistor of 15ohm draws a current of 8A. a) Find the current out of the current source. b) Find the current through the 30 ohm resistor.
A manufacturing plant has a 600V, 60Hz supply and the following loads: Lights: 24kW Electric furnace: 4.8 + j6.4 with a current of 150A Motor loads, 160kW at 0.8 Power Factor, lagging. What is the real power, reactive power, and aparent power
Design a square wave oscillator using an (ideal) operational amplifier. Verify your design with Spice-like software waveform. Specifications: peak value: ±5 V, frequency: 1000Hz, duty cycle: 50%.
What is the maximum power dissipated in the load when the Thévenin voltage is 21 V cos(52 rad/s t + 82°), the Thévenin impedance is 102 -j 184 ohm and the load impedance is 102 + j 184 ohm
Describe and explain drift current and diffusion current in a PN junction in thermal equilibrium. What causes each In which directions are the electrons, holes, electron current, and hole current flowing for each effect
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