Need help with d,e,f. (Last 3) %3D%3D11.2 For each set of voltages, state whether or not thevoltages form a balanced three-phase set. If theTM set is balanced, state whether the phase sequenceis positive or negative. If the set is not balanced,explain why.180cos 377t V,180 cos(377t- 120°) V,180 cos(377t-240°) V.180 sin 377t V,180 sin(377t + 120°) V,180 sin(377t- 120°) V.ILLE400 sin(377r + 210°) V,400cos(377t- 30°) V.LLE10002 01=201 cos(2000r + 150°) V,200 cos(2000t + 270°) V.208 cos(630f + 42°) V,208cos(630r-78°) V,208cos(630t 201") V.240 cos 377t V,3 240 cos(377t 120°) V,ve3D240 cos(397t + 120°) V.

.2 For each set of voltages, state whether or not the voltages form a balanced three-phase set. If the set is balanced, state whether the phase sequence is positive or negative. If the set is not balanced, explain why. a) = 180 cos 377t V, v. COS

.2 For each set of voltages, state whether or not the voltages form a balanced three-phase set. If the set is balanced, state whether the phase sequence is positive or negative. If the set is not balanced, explain why. a) = 180 cos 377t V, v. COS

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.4MCQ

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Need help with d,e,f. (Last 3)

%3D
%3D
11.2 For each set of voltages, state whether or not the
voltages form a balanced three-phase set. If the
TM set is balanced, state whether the phase sequence
is positive or negative. If the set is not balanced,
explain why.
180cos 377t V,
180 cos(377t- 120°) V,
180 cos(377t-240°) V.
180 sin 377t V,
180 sin(377t + 120°) V,
180 sin(377t- 120°) V.
ILLE
400 sin(377r + 210°) V,
400cos(377t
- 30°) V.
LLE
10002 01
=201 cos(2000r + 150°) V,
200 cos(2000t + 270°) V.
208 cos(630f + 42°) V,
208cos(630r
-78°) V,
208cos(630t 201") V.
240 cos 377t V,
3 240 cos(377t 120°) V,
ve3D240 cos(397t + 120°) V.

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