REET 425 WEEK 5 HOMEWORK / ELECTRIC MACHINES AND POWER SYSTEMS WITH LAB
REET 425 Week 5 Homework Answers (DeVry)
9-2 What is skin effect? How does skin effect change the resistance of an AC transmission line?
9-3 What factors influence the inductance of a transmission line?
9-6 What line lengths are generally considered to be short transmission lines? Medium-length transmission lines? Long transmission lines?
9-7 What approximations are made in a short transmission line model?
9-8 What approximations are made in a medium-length transmission line model?
9-7 The single-phase transmission line is now supplying 8 kV to an 800 kVA, 0.9 PF lagging single-phase load.
9-11 A 138-kV, 200-MVA, 60-Hz, three-phase power transmission line is 100 km long and has the following characteristics:
Comments
Post a Comment