29: For the ide al transformer circuit shown, find th average power delivered to (1Q) resistor? (Ans.: P,=775.07W) 1
Q: 8.26 Draw the frequency-domain network and calculate v,(1) in the circuit shown in Fig. P8.26 if…
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Q: nele w For the circuit in Fig. 14.6, calculate the gain I,(@)/I,(w) and its poles and zeros. Example…
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A: The solution is given below
Q: 33 Calculate v,) in the circuit in Fig. 8.33 if v() = 50 cos(10r - 30") V. 20 0.025 F v(1)| v(1) 02H…
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Q: ALYSIS 8.23 In the diagram in Fig. P8.23, v() = 50 cos(10r + 10) V and i(t) = 25 cos(10r + 41°) A.…
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Q: 8.26 Draw the frequency-domain network and calculate v,(t) in the circuit shown in Fig. P8.26 if…
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A: Your asking only the single step so I wrote clearly as shown below :
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A: The solution is given below
Q: AN-channel silicon (EG-1.1 eV) MOSFET was fabricated using N Polysilicon gate and the threshold…
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- Q2/3-phase.E.W.C. R using center tap transformer supplies highly inductive load, find: 1. The average load voltage with and without FWD and discusses these cases. 2-lf firing angle equal to 45°, the supply voltage is240v, transformer ratio is (2/1). Calculate the DC current& voltage of this case. 3- Draw all waveforms diagram. 4- what are the difference between the type of connection (Delta or Star).Q-3 A Cockeroft-Walton type voltage multiplier has ten stages with capacitances, all equal to 0.1 µF. The supply transformer secondary voltage is 100 kV at a frequency of 60 Hz. If the load current to be supplied is 5 mA, find (a) the percentage ripple, (b) the regulation, and (c) the optimum number of stages for minimum regulation or voltage drop.Efficiency at full-load and half the full-load at 0.8 p.f. lagging current. Equivalent reactance referred to primary & referred to secondary..........ohm , ..........ohm Equivalent resistance referred to primary & referred to secondary..........ohm , ..........ohm Regulation of transformer at 0.5 p.f. lagging current The magnetizing current and reactance component of no-load are.........amper , .........ohm The working current and resistance component of no-load are.........amper , .........ohm *
- Vs=16cos100t Volt using T-equivalent circuit for For the circuit shown, find the steady-state 102 voltage "V" and the input power when 100 0.11I V=16cos100t Volt using T-equivalent circuit for transformer. 0.21I 0.211: 50 (Ans.: V=6cos100t Volt & Pin=11.2W)2 A center-tapped transformer has the schematic representation shown in Figure P7.41. The primary-side voltage is stepped down to a secondary-side voltage Vsec by a ratio of n:1. On the secondary side, Vsecl = Vsec2 = Vsec. a. If Vprim = 22020° V and n= 11, find Vsee, Vgecl, and Vsec2- sec: b. What must n be if Vprim = 110Z0° V and we desire |Vsec2| to be 5 V rms?If the transformer shown in Figure P7.47 is ideal,find the turns ratio N = 1/n that will providemaximum power transfer to the load.
- FN.Q5 – A Transformer has primary windings as Np = 720 and secondary windings as Ns = 144. Its secondary voltage is Vs = 42V and output power of the transformer is PN= 2750W. The value of loses powers are Pcu = 52,5W and Pre = 39W. The resistance of loads are RLI = 1,660 and R12 = 1,950. (Pcu and PFE will be considered to be approximately the same in different load values.) Determine the following values in the circuit: Primary winding Secondary winding N, turns Ng turns Magnetic Flux, Primary current ISL Secondary 4 current Primary voltage ISL1 (ISL2 Secondary voltage RL1 R12 Transformer Core (a) the primary voltage VP, (b) the secondary load current Isı, if the transformer is rated at RLI and R12, (c) the primary load current IpL, (d) the load resistance R13 when the transformer is fully loaded by third in parallel, (e) efficiency n (fully loaded)A 250/125 V, five kVA single-phase transformer has a primary resistance of 0.2 ohms and reactance of 0.75 ohms. The secondary resistance is 0.05 ohm and reactance of 0.2 ohms.a) Determine its regulation while supplying full load on 0.8 leading p.f.b) The secondary terminal voltage on full load and 0.8 leading p.f.Ans.: -0.4.88%; 131.1A 1,000/200 V transformer takes 0.3 at p.f. of 0.2 on open circuit. Find the magnetising, and iron loss component of no- load primary current.
- A transformer has a reactive drop of 6% and a resistive drop of 2.5%. Determine the lagging power factor at which the voltage regulation is maximum and the value of this regulation.[0.385 lag]Q3) The equivalent parameters of a transformer referred to the secondary-side are Reqs 20 and Xeqs 10 2. The load voltage is 6010° V, calculate the load impedance given that the source voltage referred to secondary side is 100/0° V.Q5. A 20 kVA, 2000/200-V, 50-Hz transformer has a high voltage winding resistance of 0.2 2 and a leakage reactance of 0.240. The low voltage winding resistance is 0.05 and the leakage reactance is 0.02 2. Find the equivalent winding resistance, reactance and impedance referred to the (i) high voltage side and (ii) the low-voltage side. (Draw the related equivalent circuits)