Engineering, 06.06.2020 15:58 monsterking4549

a. Find the mathematical expressions for the transient behavior of the voltage vC and the current iC if the capacitor is initially uncharged and the switch is thrown into position 1 at t = 0 s. b. Find the mathematical expressions for the voltage vC and the current iC if the switch is moved to position 2 at t = 3 ms. c. Find the mathematical expressions for the voltage vC and the current if the switch is thrown into position 3 at t =5 ms. d. Find the mathematical expressions for the voltage vC and the current if the switch is thrown into position 1 at t =7 ms. e. Find the mathematical expressions for the voltage vC and the current if the switch is thrown into position 2 at t =15 ms. f. Find the mathematical expressions for the voltage vC and the current if the switch is thrown into position 3 at t =20 ms. g. Plot the waveforms obtained in parts (a)–(f)

Answers: 1

Show answers

Another question on Engineering

Engineering, 04.07.2019 18:10

For the closed feedwater heater below, feedwater enters state 3 at a pressure of 2000 psia and temperature of 420 °f at a rate of ix10 ibhr. the feedwat extracted steam enters state 1 at a pressure of 1000 psia and enthalpy of 1500 btu/lbm. the extracted er leaves at an enthalpy of 528.7 btu/lbm steam leaves as a saturated liquid. (16) a) determine the mass flow rate of the extraction steam used to heat the feedwater (10) b) determine the terminal temperature difference of the closed feedwater heater

Answers: 3

Answer

Engineering, 04.07.2019 18:10

Carbon dioxide gas expands isotherm a turbine from 1 mpa, 500 k at 200 kpa. assuming the ideal gas model and neglecting the kinetic and potential energies, determine the change in entropy, heat transfer and work for each kilogram of co2.

Answers: 2

Answer

Engineering, 04.07.2019 19:10

10 kg of co2 is initially contained at 400 kpa and 300 k. the gas constant for carbon dioxide is 189 j/lkg k) and has a specific heat ratio, k, of 1.289. isentropic expansion then occurs until the pressure is 200 kpa. a) determine the initial volume of co2 in m. b) determine the final temperature in k. c) determine the work done by the system during the expansion kl.

Answers: 2

Answer

Engineering, 04.07.2019 19:10

Abarometer contains mercury with a density of 13600 kg/m3. atmospheric conditions are 95.8 kpa and 20 °c at 20 °c, the vapor pressure of the mercury is 0.000173 kpa. the column of mercury will rise to a height of most nearly. select one: a)- 0.38 m b)- 0.82 m c)- 0.48 m d)- 0.72 m

Answers: 1

Answer

You know the right answer?

a. Find the mathematical expressions for the transient behavior of the voltage vC and the current iC...

Questions