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- The voltage and current at the terminals of the circuit element are zero for t<0. For t≥0 they are v = ( 10,000t + 5 ) e−400t V, i = ( 40t + 0.05 ) e−400t A. Find the total energy delivered to the element in microjoules.Many have witnessed the use of an electrical megaphone for amplification of speech to a crowd. A model of a microphone and speaker and the circuit model are shown. Find v(t) for vs = 10sin(100t)u(t), which could represent a person whistling or singing a pure tone. Answer: (1.55 e−0.6t−1.55 cos100t + 0.279 sin100t)VB) Draw the root locus of the system represented by the following system; and show on it all details and the corresponding value of k for each point. ) k(s+2)(s+3) Gs)= s(s+1)
- Starting position of an object is represented as5.1±0.2m and finishing position as y=6,9±0.3m.What will be the displacement and errorindisplacement?Select one a. Displacement = 1:8m. Error=0.5mb Displacement = 1.8m, Error= 0.3mc Displacement - 1.8m, Error = 0,36md Displacement = 1.8m, Error = 0.4mSHOW COMPLETE SOLUTION. X=1, Y=2,Z=3Find i(t) when t < 0 not ( Note, write my name in the solution) my name is ( Muath mohmed )
- Determine: re, Zi, Zo, Av(use exact analysis)The voltage v = 106 sin(100t+50°) V is connected acroos a 212-µF capacitor. Determine the current at t = 0.001 s. Write the magnitude only in four decimal places. QUICKLYGiven the following pairs of voltages and currents, indicate whether the element involved is a capacitor, an inductor, or a resistor, and determine the values of C, L or R where ω= 157 rad/s a. v = 2000 sin ωt ; i = 5 cos ωt b. v = 80 sin(157t + 150°); i = 2 sin( 157t + 60°) c. v = 35 sin(ωt − 20°); i = 7 cos( ?? − 110°)
- ) A dielectric material, which has relative dielectric constant εr is 4.8 and dissipation factortanδ=0,001 at 50Hz is considered. For the electrical field of E=60kV/cm calculate dielectricloss (P) dissipated as heat (Watt/cm3on this dielectric material.Plane y = -1 carries current K = 50 az mA/m. Find H at originThe voltage v = 188 sin(100t+50°) V is connected acroos a 8-H inductor. Determine the current at t = 0.003 s. Write the magnitude only in four decimal places.