A synchronous motor absorbing 60 kW is connected in parallel with a factory load of 240kW having a lagging p.f. of 0.75. If the combined load has an R.f. of 0.98, what is the value of the leading kVAR supplied by the motor, and at what p.f. is it working?

EBK ELECTRICAL WIRING RESIDENTIAL
19th Edition
ISBN:9781337516549
Author:Simmons
Publisher:Simmons
Chapter2: Specifications, Electrical Symbols, And Outlets
Section2.1: Part 1-electrical Features
Problem 1R: What is the purpose of specifications?
icon
Related questions
Question

DEGREE: ELECTRICAL ENGINEERING 
SUBJECT/COURSE: AC MACHINE
TOPIC: SM, CONVERTER, AND RECTIFIER

 
NOTE: Please solve it in this way. 
1. Please have good handwriting, some of the answers are not readable. Thank you!
2. GIVEN. (Include symbols and units)
3. REQUIRED/FIND/MISSING (with symbol/s and units)
4. ILLUSTRATION (Required).
5. Step-by-step SOLUTION with Formulas and Symbols. No Shortcut, no skipping, and detailed as possible
6. FINAL ANSWERS must be rounded up to two decimal places with the corresponding units.

PROBLEM:
A synchronous motor absorbing 60 kW is connected in parallel with a factory load of 240kW having a lagging p.f. of 0.75. If the combined load has an R.f. of 0.98, what is the value of the leading kVAR supplied by the motor, and at what p.f. is it working?

Expert Solution
steps

Step by step

Solved in 3 steps with 2 images

Blurred answer
Knowledge Booster
Pulse Code Modulation
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.
Recommended textbooks for you
EBK ELECTRICAL WIRING RESIDENTIAL
EBK ELECTRICAL WIRING RESIDENTIAL
Electrical Engineering
ISBN:
9781337516549
Author:
Simmons
Publisher:
CENGAGE LEARNING - CONSIGNMENT
Electricity for Refrigeration, Heating, and Air C…
Electricity for Refrigeration, Heating, and Air C…
Mechanical Engineering
ISBN:
9781337399128
Author:
Russell E. Smith
Publisher:
Cengage Learning