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e) Find Vand i in the circuit below.. (3 Marks) 692 40 W 320 {30 9x2...
QUESTION 3 [40 marks] (1) [20 marks] Find the Thevenin equivalent of the circuit given in Figure 5. 40 оа 6Ω 0.25 Vx W 8V ЗА 4Ω b Figure 5 (ii) [20 marks] In the circuit of Figure 6, the switch has been in the close position for a long time before opening at time t = 0; a. (2 marks) Find the capacitor voltage v.(0) for t < 0. b. (15 marks) Give an expression for the capacitor voltage...
For the circuit below, fill in the missing information in the table 5. 2 4 30 V 3 E 40 V 5 Δν lp 1500 Ω 2 0.36 W 3 12V 10 mA 4 0.03 W For the circuit below, fill in the missing information in the table 5. 2 4 30 V 3 E 40 V 5 Δν lp 1500 Ω 2 0.36 W 3 12V 10 mA 4 0.03 W
B. In the circuit in Figure -3, find the value of I, and v [4 Marks] In 4k22 3 mv 3 mV i 501, 20k1226 Figure 3 B. In the circuit shown at Figure -6, find the value of Vx due to the 5 A source. [2 marks) 100 a) 40 V b) 50 V c) 15 V d) 22 V = 12v $400 Figure 6
Q4/// What is the current of the 40 v ?voltage source of the circuit below SA 202 w 802 w 103 40 20 V 40 V Current source Voltage source leave question o 13 A 0.5 A O 12A O 10 A 1A O أخرى: Q5/// The maximum power dissipated in a 4 load is 100 w when connected to a d.c. voltage V and internal resistance R. Calculate: the current in the load, internal *.resistance R, and voltage V...
In the circuit below, vy(t)=20coswt V, v2(t) =30cos(wt-90°) Vand w=1000 rad/s. By applying Mesh Analysis, formulate two equations of the form; aly+b/2 = c; dly+el2 =f(a, b, c, d, e and f should be in rectangular form). Then solve for the mesh currents 14 and 12 give your answer in polar form) 15 mH 200 F V 10 3
Consider the circuit below: 40 W 80 Figure 4. Circuit 4 9) Use the mesh-current method to find Vo in Circuit 4 above:
Q1. For the filter circuit shown below, (5 marks) Vo(s) a) Find the transfer function, G(s) and the type of the filter. (4 marks) Vi(s)' b) Find the initial and final values of vo(t) if vi(t) = 2u(t). (1 marks) 10 k12 w 6 тн 0000 v;(1) 5 k92 2 mF
ww ww to eeulsy ba e For the circuit below find I and V2. ww ww ww 24 40 50 25 + 20 V2 30 GOv 60 20 tvoled
3. The four resistances in the circuit below are R1 = 22, R2 = 30, R3 = 51 and R4 = 42. The power source has a potential difference of 9V. (a) Find the equivalent resistance of the combination. (b) What is the value of the current I in the circuit? (c) Find the currents in R3 and R. (d) Calculate the power delivered to each resistor in the circuit. R = 24 av R = 6 w Re=3
3) (20 points) For the circuit in figure below, find i(t) 30 12 cos(6t +30) A 16 0 i(t) 50 sin(2t) V