1. Indicate if the following statements are true (T) or false (F (20 points) · A

Question

1. Indicate if the following statements are true (T) or false (F (20 points) · A CT is an instrument that measurement current in proportional real values. b. The Ampere's Law establishes the production of an electric field by a current. c· The autotransformer can be used to have different voltages magnitudes. d. The inductive load results in a power factor lagging e. The magnitude of I real is equal in the primary and secondary side of the transformer. f. The magnitude of V pu is equal in the primary and secondary side of the transformer. The power factor can result in more than one if OL = The short circuit test analysis is use to determine the excitation branch of the transformer. h. i. The transformer can work in DC sources. __j. The ZBase is the same in all regions of the power system.

Explanation / Answer

a) true

b) true.

c) true.

d) true.

e)false.

f) true

g)false

h)false

i)false

j)false

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