If the switch in the circuit has been in position 'a' for a long time and then moves to aposition 'b' at t = 0 instantaneously,then the current i, (t) is:250 Ω90 92abwwwWW1=075 V0.5 mF(a)(b)(c)(d)7.5 [e-401-50t7.5 e7.5 [e-4017.5 [e-501+ e- e- e+ e+-50%50:]u(t) A-40fJu(t) Aof Ju(t) A-40t Ju(t) A-50f1H

If the switch in the circuit has been in position 'a' for a long time and then moves to a position 'b' at t=0 instantaneously, then the current i, (t) is: 250 92 90 92 a b www WW= 1=0 75 V 0.5 mF (a) (b) (c) (d) 7.5[e-401 -50% 7.5 [e-sot 7.5 e 7.5e-501 + e - + -50% ⁰¹ Ju(t) A of Ju(t) A Ju(t) A -401 Ju(t) A -40 e e + e T 1H

If the switch in the circuit has been in position 'a' for a long time and then moves to a position 'b' at t=0 instantaneously, then the current i, (t) is: 250 92 90 92 a b www WW= 1=0 75 V 0.5 mF (a) (b) (c) (d) 7.5[e-401 -50% 7.5 [e-sot 7.5 e 7.5e-501 + e - + -50% ⁰¹ Ju(t) A of Ju(t) A Ju(t) A -401 Ju(t) A -40 e e + e T 1H

Electricity for Refrigeration, Heating, and Air Conditioning (MindTap Course List)

10th Edition

ISBN:9781337399128

Author:Russell E. Smith

Publisher:Russell E. Smith

Chapter7: Alternating Current, Power Distribution, And Voltage Systems

Section: Chapter Questions

Problem 7RQ

See similar textbooks

Similar questions

What's the rise time for this system with its closed-loop poles as shown? 14 -6 -4 12 -j6 Select one: a. 0.607 sec b. 3.14 sec C. 1.80 sec d. 0.254 seC e. 0.554 sec
for the circuit shown below If v_in=5 sin2n10t then corner frequency will be Hz 1 UF 2 k Ohm 1 k Ohim 050 060 070 080 Min
DI D2 AC D3 D4 R What is the waveform across D1? a) halfwave b) fullwave c) sinewave d) DC line What is the waveform across D3? a) halfwave b) fullwave c) sinewave d) DC line
Sketch even and odd for this figure
A B D E F H Which point in the figure is 180° away from point E? J
Question 777 electric plot the output voltage when the resister and capacitor in the series branch and the resister and capacitor in parallel branch are unequal and have fluctuations of of +-15% of the nominal values and analyze the signals Full explain this question and text typing work only thanks
You will calculate the time constant for the circuit shown in the illustration below using Equation 1-1: AC source 4 w 1000 HH Figure 1-3 Calculate the RC time constant C1 1pF 1-6 What is the time constant of this circuit, in milliseconds (ms)?
BDesign a cynchramaus Sequential syncramaus Sequental Circuit for the state diaqram chawn in figure below, using s.R flip.fbp So Sz 0/0 S3
Identify which measurement this oscilloscope time difference reading is useful for. Oscilloscope-XSC1 Channel_B Channel_A 169.064 V 113.590 V -55.474 V Time T1 Reverse 250.000 us 89.282 V 122.375 V 33.093 V T2 382.576 us T2-T1 132.576 us Save Ext. trigger Timebase Scale: 200 us/Div X pos. (Div): 0 Channel A Scale: 100 V/Div Y pos. (Div): 0 Channel B Trigger Scale: 100 V/Div Y pos. (Div): 0 Edge: f 2 AB Ext Level: Y/T Add B/A A/B AC0 DC AC0 DC Single Normal Auto None O none of the above O phase shift O period
a. What is the instantaneous current when switch is closed at t=0 b. After t=0.3s, what is the current?
Q3Where t = 7.18 Where fo =11.18
Determine the DC currents (B. Ic and le) and de juncion voltages (VBE, VCE and Vca) mA. Ic ma, E mA VBE= V. VCE Vand VCB Use 2 decimal places. RB Use the following values: VBB = 3V RB = 4 kQ Rc = 166 0 Vcc = 19 V BDC = 70 %3D %3D VCC RC VBB