Three purely resistive loads, each of 100 ohms, are connected in wye to a three-phase, 110-V supply. Three inductive coils, each of reactance 80 ohms connected in delta are also connected to the supply. Calculate: (A) Line-currents, Ia ________________ ∠_______________, Ib ________________ ∠_______________, Ic ________________ ∠_______________, and (B) power factor of the system . Assume a phase sequence of an-bn-cn

Three purely resistive loads, each of 100 ohms, are connected in wye to a three-phase, 110-V supply. Three inductive coils, each of reactance 80 ohms connected in delta are also connected to the supply. Calculate: (A) Line-currents, Ia ________ ∠_, Ib __ ∠_, Ic ∠_____, and (B) power factor of the system . Assume a phase sequence of an-bn-cn

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter33: Single-phase Motors

Section: Chapter Questions

Problem 2RQ: The voltages of a two-phase system are how many degrees out of phase with each other?

See similar textbooks

Similar questions

A three phase,Y connected, 215 V (line to line), 7.5 kW, 60 Hz, three pole IM has the following parameter values in Ohm/phase referred to the statorR₁ = 0.294 Ohm, R₂ = 0.144 Ohm, X₁ = 0.203 Ohm, X₂ = 0.409 Ohm, Xm = 10.25 Ohm.The total friction,windage and core losses may be assumed to be constant at 350 W independent of load. For a slip s = 0.02, compute the followingsa) Stator Currentb) Power Factor(pf)c) Rotor Speedd) Power Output(Shaft)e) Output(Shaft) Torquef) Efficiency(n)
MSQ
Subject: Electrical Engineering Subject: Power System Analysis Instruction: Use handwritten Solution and follow the instruction. Please write the complete step by step solution and box your final answer. Thankyou so much.
Calculate element and welding currents with mesh analysis.
Question: How do the secondary voltage and current react to the different types of load and how do they behave within the secondary load circuits? Answer:
Subject name: Power System Protection
I have an answer different from this questionaire can you please show right the solution for this. Please box the final answer. :)
write short note of each questions please answer all in short note
Please answer question Number 6. Thank you
very good question
1. Service-drop conductors must have__. A. Aufficient ampacity to carry the current for the load B. Adequate mechanical strenghth C. A or B D. A and B
Match the items in List - I with the items in List - II and select the correct answer using the codes given below the lists. To List I a. improve power factor b. reduce the current ripples c. increase the power flow in line d. reduce the Ferranti effect Use List II 1. shunt reactor 2. shunt capacitor 3. series capacitor 4. series reactor