Example23/ Two transformers (4) are designed to match a line having a Z. 3002, ZR : 750 find Stable impedance at the section.
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Q: 2) Convert 15 + j20 and 1000 − j2000 into polar form, and 10∠ 45°and 0.2∠−30° into rectangular form
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Q: Design synchronous counter for sequence 4-2-4-2 using JK Flip-Flop
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Q: erminals. 21 = 3.3 ΚΩ R2 = 9.8 ΚΩ A=2V 3 = 7 mA = = 3 mA B R₁ VA+ R₂ IC + VTH
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Q: Strain gauges A and B are used to measure applied strain in an application as shown in the Figure…
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Q: Example25/ T-L with Zo=600 ,ZR = 100 2. Find the length and location of the single stub terminated…
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Q: 5. Determine the total propagation delay from each input to each output for each circuit in Fig.…
A: The propagation delay is the time taken by the logic gate to produce output with change in input.
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Q: Q1. A lossless T-junction power divider has a source impedance of 50 Ohm. Find the output…
A: Pin=12 Vo2ZoP1=12 Vo2Z1=13PinP2=12 Vo2Z2=23PinP1:P2:P3=1:13:23=1Zo:1Z2:1Z3
Q: 10Ω ww t=t₂ UL to=0 t₁=0,1 + 1H Vz t₂=0,2 io=3 V₂ = (5 + X) V X=1 Vy=(15-Y) V Y=3 For the circuit in…
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Q: 3 mili gus 25mv 15 K-2 Find zi and zo and Av and Vo
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Q: 3. A type J thermocouple is used to measure temperature with reference temperature 20 °C. If the…
A: Thermocouple: A thermocouple is made consisting of a welded 'hot' junction between two dissimilar…
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Q: 20. A dummy strain gauge is used in a quarter Wheatstone bridge circuit to (a) measure applied…
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Q: Fig. P18.5. Figure P18.5 l, 10 Ω V₁ 15 Ω ΜΕ Ω 5Ω w ww 200 Με
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Q: Design synchronous counter for sequence 4-0-4-0 using JK Flip
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- For the single-phase power system below, find the transmission losses in Watts (assume that the transformers are ideal). Hint: Remember that loads can be represented by complex numbers in either rectangular or polar form.Two single phase transformers of 1000 kVA and 500 kVA with equal voltage rating 11 kV/ 400V connected in parallel shares a common load. If the impedances of the transformer referred to secondary is 0.02 + j0.07 Ω and 0.05 + j0.175 Ω respectively, find the maximum UPF load can be connected to them without overloadingTwo 7970-V:230-V single-phase transformers with impedance with respect to their secondaries of 1.5 + j3 and 2 + j4.5 ohms are connected in parallel to a 7900-V source. Their secondaries are supplying a common load of 30 + j40 ohms. What is the magnitude of the voltage across the load in volts? (2 decimal places)
- What is the nominal transformation ratio of a three-phase Dyn7 transformer consisting of a bank of 110/220 V single-phase transformers? Justify your answer. In addition, sketch how the windings of these transformers can be connected.there is a three-phase transformer that supplies 12 kW to a neighborhood supermarket, the same is in the standards and is considered a balanced three-phase load with inductive power factor of 0.8. If the supermarket at the supply input is star connected, fed with four conductors and operating at a phase-neutral voltage equal to 200 V. What is the line current with this load?a short three phase transmission line connected to 33kv 50 hertz generating station at starting and is required to supply a load of 10 MW at pointed start lagging power factor at 30 KV addresses in that is the minimum transmission efficiency is to be determined96% estimate the per face value of resistance and inductance of a line
- Which termination would result to a phase change of 180 degrees at the load if Zo = 100 ohm? a. 50 ohm b. short circuit c. 75 ohm d. all of these What is the purpose of impedance matching? a. maximum return loss b. maximum SWR c. maximum load power d. maximum reflection A short piece of transmission line that may be open or shorted and used for impedance matching purposes. a. converter b. decoder c. stub d. transformercotabato light and power company supplies two single phase transformers at san pablo area banked in open delta if each transformet is rated 75KVA capacity what is the maximum 3 phase load in kilowatts that the bank can carry without suffring oerload considdering that the load has laggingpower factor of 0.80Two single-phase transformers whose phase electrical equivalent circuits are given below are connected in parallel and ZL= 0.8+j0.6 ohm is feeding a worth of load. Idle operating voltage of Transformer 1 is 220 V and Transformer 2 idle operating voltage is 240V. a.) Find the currents flowing from transformers to the load. b.) Find the active powers that transformers transfer to the load.
- Derive conditions for economics dispatch when generating stations are connected in parallelA star connected load with real impedance ZL= 1-j1 Ohm per phase is connected to the secondary of a three-phase Ynyn0 connected transformer. The equivalent impedance per reduced phase of the transformer to the primary is Zeq1= 1+j5 Ohm. The nominal primary voltage is V1Ln= 5920 V and the conversion ratio is a= 10. what is the amplitude of the actual voltage falling on one phase of the specified load? (simplified equivalent circuit will be used).Determine the efficiency of three-phase 400 kVA, 11kV/ 380 V transformer at over-loadingcondition by 15% of its rated with unity power factor load. The copper and iron losses atfull load are 16 kW, 4 kW respectively.b) State one or more of the ways to reduce the losses that taken place in transformers.