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· 261-265 · 266-270 · 271-275 · 276-280 · 281-285 · 286-290 · 291-295 · 296-300 · 301-305 · 306-310 ·Skip (b) and plot for the magnitude only. See attached file for full problem description.
Subject:
Electrical and Computer Engineering
Topic:
Electric Circuits
Posting ID:
129446
OTA ID:
105303
Transfer Function and Poles - 13.5
Skip (a). See attached file for full problem description.
Subject:
Electrical and Computer Engineering
Topic:
Electric Circuits
Posting ID:
129451
OTA ID:
105303
Can some one teach me an easy way to make a bode plot for any given transfer function magnitude only (not phase) . Ex 40s/(s+10) or s(s+10)/((s+1)(s+100)^2).
Subject:
Electrical and Computer Engineering
Topic:
Electric Circuits
Posting ID:
129839
OTA ID:
105303
Power factor improvement using capacitor bank.
An industrial user has a number of machine tools which are driven by three phase induction motors. during a particular shift, the power factor of the combined load can vary between 0.65(100 KVA load) and 0.81 (20 KVA) load. the user is contemplating using a capacitor bank to maintain the power factor at the point the 11KV supply enters the factory at 0.94. Calculate the KVAr rating range of the capacitors required to achieve this. Could you also please discuss the economic considerations that must be taken into account before the user makes a firm decision as to whether he is going to implement a power factor correction system.
Subject:
Electrical and Computer Engineering
Topic:
Electric Circuits
Posting ID:
131717
OTA ID:
105128
Circuit current and voltage in a circuit
OK, I have a power supply that outputs 24VDC at 3A. I have a sensor that needs 24VDC at 100mA. If I do ohms law V/I = R I then do 24VDC/100mA and get 240 for resistance. My wire will go from the supply terminal block through a series wire then a resistor to my sensor. Will this method at 240 ohms reduce my current? to 100mA from 3A. If not how calculate? I do not know sensor resistance if needed? 2) Now, does this method also work for V/R = I in this same scenario?
Subject:
Electrical and Computer Engineering
Topic:
Electric Circuits
Posting ID:
133316
OTA ID:
105303
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