For the CRO square voltage wavefor own in Figure. The 'time/cm' switch O ms/cm and the 'volts/cm' switch i O V/cm. Calculate (a) the frequency, hagnitude of voltage. (c) the peak
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- In the circuit given below, ww wn A) When the switch is in position 2 at t = 1 second, the current (Ic) and voltage (Vc) in the capacitor depend on Find the mathematical expression. B) What is the capacitor current (Ic) and voltage (Vc) at t = 2t seconds. C) If the switch is set to position 2 at t = 2t ', it is necessary for the time dependent change of voltage (Vc) across the capacitor. Find the mathematical expression. D) Draw the time-dependent waveform of the voltage determined for the wwwm conditions in items A, B and C. w w ic 4 mA + 5 kΩ R2 R 10 μFυc 1 kN R3 3 kΩ13. In the circuit segment below, all internal resistances are r= 2 o and all other resis- tances are R = 27 a. The EMFS are §, = 720 v, 5 = 240 v and 5 = 360 v. R. R. ь If the current coming into point (a) is I = 2.4 amps then what is the potential dif- ference V, (i.e. V, - V) across the points (a) and (b)? (in volts) a. + 744 b. + 696 c. + 456 d. + 984 e. + 2163. A circuit consists of a resistor (R=100), a voltage source (V=10 V), and three capacitors (Ci= 1 F, C2= 1 F, C3= 2 F). Initially all the capacitors are uncharged. R ain C3 4HP C C, a) What is the equivalent capacitance of this circuit? b) At t=0, the switch is closed and enough time has passed for the capacitors to become fully charged. What is the charge on each capacitor? c) With the same condition as in part b), what is the voltage across C2?
- . Consider the time @t = 2r. %3D a) What total energy, W, is stored in the circuit? b) Write the capacitive voltage divider expression for the voltage Vo, and solve for its value. 25 pF O Vo 5cosot V (A 100 pF 40 pF 80 pF9/ The RC Circuit in the followthg Figure has R=3 KSL and C=5MF. The Capacitor has Valdage 6 at t:o when the switch is clased. How long dbes it fake the Capacitor to discharge Find the time Cans tant of the Circuit? to 25% of its Inihial Veltage ?Оp Amp H.W) You have 5 voltage inputs (V1...5) and you wish to calculate 4(V1 + V2 + V3) – 2(V4 + V5). Design & Draw a circuit to achieve this.
- A heater is rated as 240 V, 50 Hz A.C. The value 240 V refers to O Instantaneous Value O R.M.S Value O Average Value O Peak ValueWhen the switch just closod, the current through the circuit is: AV Oa zero if it is the only capacitor, but maximum if there is another capacitor in series with it. Obzero. Ocat its maximum value Od equal to the current in a resistive circuit in parallel with the capacitor circuit Oe greater than the current in a resistor that is farther from the battery than the capacitor. AMoving to another question will save this response.RL-Circuit. Model the RL-circuit in Fig. 66. Find a general solution when R. L. E are any constants. Graph or sketch solutions when L = 0,25 H, R = 10 0, and E - 48 V. Elt) Fig. 66. RL-circuit Current lt) 1k 0.02 0.04 0.06 0.08 0.1 Fig. 67. Currents in Problem 3
- Consider a series RC circuit as in Figure below for which R =3.5 MN, C=4.2 µF, and ɛ=30.0 V. Find the maximum charge ( in units of µC) the capacitor can have after a very long time of the switch S being closed. S R Select one: O A. 163.80 O B. 126.00 O C. 63.00 O D. 252.00 O E. 189.00d. An RC circuit has a resistance of 20, a capacitance of 50µF, and is connected to a battery of 5V. What| will be the capacitor's maximum charge and about how long will it take to charge it to 99% of its maximum value?TI 5. How would the current divide in a parallel branch of a circuit containing two resistors R and R, if (a) R, = R, and (b) R¡ = 4R,?