Transform the function to a positive value. E(t) = -10 cos (4t + 75)
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Transform the function to a positive
value.
E(t) = -10 cos (4t + 75)
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- 4) The function sin x (which you may remember from Calculus 1 limits) is important in signal processing and electrical engineering, and is known as the "sinc" function, often abbreviated as just sinc(x). Find § sinc(x) dx. Then, approximate ſ sinc(x) dx using the first five terms of the appropriate series.2_53528980697... -> For the circuit shown below, detemine the voltage of the -j10 2 capacitive reactance. -j5 0 ILOA(T) ==j102 jlon is Q 102 O 0.5L-90 52 A.The voltage and current of an element are i(t) = 3.cos(1000t + 10°) V(t) = 6.cos(1000t – 80°) The element is Select one: a. resistor and capacitor (R and C) b. resistor R c. Inductor L d. Capacitor C
- I7 the Carrent through an inductor Ls5 mH is given by the Following figure. Give the re spected Voltage waveform of the inductor : iくのへ 10 2. t(m) notsupe Isinenstib iebo bno6. The waveform of the current in a 40mH inductor is shown in following Figure. Find the waveform of the inductor voltage. i(t) mA 4 10 -10 2 √141= -400 mu 400 md 400 mu -toomd 3 4 5 cetelus istszus 2stc3ms 31+64thl 4steśms 6 t (ms)a 20mH inductor draws a current of i(t) = 100 sin(100t). Find the voltage %3D equation 200 sin100t 200 cos100t 2000 sin100t 2000 cos100t
- Practice question need help figuring out how to find the voltage at the capcitance at V(t)QUESTION 4 A 1kO resistor, a 5mH ideal inductor, and a 1nF capacitor are connected in parallel. Find the total impedance if a 12kHz voltage is applied across the circuit. O 1.26KNL79.9* O 1.890412.4° O 1.61kQ<-74.4° O 3620268.8°Select all correct statement(s):1, The equivalent resistance for resistors in parallel is the harmonic mean of all resistors;2, The equivalent capacitance for capacitors in series is the sum of all capacitors;3, The equivalent inductance for inductors in series is the sum of all resistors.32None of them is correct1
- eeeeee t=0 Y. Co) = 15V Ye C4) 0,25MF R In the above circuit, thie switch closes at t= 0. The capacitor is charged to voltage ISV initially. Find the capacitor for the following cases: Ca) R= 8.5k (6) R= 4k () R= 1k * plot the waveforms for each Cuse wwwFind the equivalent Inductance for the following circuit shown below. L 0000 2.5 H OH 2 H 6 H 0.5 H elle 2 2 H oooo elle 2 H5. Suppose the following circuit is left open for a long time. 5000 22 24 V (a) What is the facial curren What is the carte II What is the ches What is the not the pos 80mF when we close thei 90s after we close the switch? dissipe the resistor 90s arter ene capacitor ons after we close the suit Close the switchi difference across the spacitor 008 after we close the switch across the resisto we close the swit 12 the potential (g) What is the energy stored in the capacitor 90s after we close the switch? (h) What is the energy dissipated by the resistor during the first 90s since the switch is closed?