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(a) At t = 0, the current flowing in a 0.5-H inductance is 4 A. What constant voltage must be applied to reduce the current to 0 at t = 0.2 s? (b) Starting at t = 0, a constant 12-V voltage source is applied to a 2-H inductor. Assume an initial current of zero for the inductor. Determine the current, power, and stored energy at t = 1 s.
the Mars Rover Spirit got stuck in the Martian sand. The wheels kept slipping. Attempts to free it were futile. Discuss the type of actuator in this case. Can you suggest any improvements in the actuator that would have prevented this unfortunate ..
A 2000kW synchronous motor operates at a three - phase line-to-line voltage of 4kV. It has a synchronous reactance of 4 ohms per phase. Calculate a) The nominal full load current of the machine when the excitation voltage E0 ( line - to-line) is 4k..
Design a load resistor (resistance rating and power rating) network to have the transformer operate at full load. Design a second network for half load. You may need to combine several resistors to get the desired value.
What are the exact form of the equations for the 2nd-order step response for the underdamped, critically-damped, and overdamped conditions.
1) Determine the transfer of second-order highpass filter with a cutoff frequency of 900 Hz and passband gain of 1 using a butterworth type. 2) Design a filter for your transfer function using the sallen-Key topology.Find all the values of the circ..
A wave propagates 50m through a dielectric of region 1. Region 1 is lossy. Here, f= 0.6 Np/m. At an interface to region 2, the reflection coefficient is r =0.2+j0.5. The wave then propagates 50m back into region 1 from where it originated.
what is the difference between the words "rated as 3mA" , and "biased at 5mA" , when talking about a diode what is teh difference between saying " the diode is rated as a 3mA device", and " The diode is biased at a current of 0.5mA"
Discuss the advantages of transforming time-domain circuits into the corresponding frequency domain. How does this change the way circuits are analyzed
A regenerative gas turbine has compressor and turbine discharge temperatures of 350K and 700K respectively. Draw and label schematic and T-S diagrams showing the relevant states.
A production plant needs a counter that will count 4,000 items before resetting and recycling. How many flip-flop stages would this counter require
The power amplifier in a home theater amplifier has an output power of 200 watts. Assuming a Class B amplifier with the maximum theoretical efficiency is used, find the DC power delivered to the amplifier.
After driving a portion of the route, the tap tap is fully loaded with a total of 24 people including the driver, with an average mass of 70kg per person. In addition, there are three 15kg- goats, five 3kg- chickens, and a total of 25kg of bananas..
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