In a step-down transformer with a 4.16kV primary delta connection and a 480/277V wye secondary, the transformer turns ratio is _____.

a. 5:1
b. 9:1
c. 11:1
d. 15:1


d. 15:1

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The accompanying figure shows the parts of a box cornice. What is feature 1?

A. Frieze B. Molding C. Soffit D. Fascia

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The manager of a canned-food processing plant has two labeling machine options. On the basis of a rate of return analysis with a MARR of 20% per year, determine (a) which model is economically better, and (b) if the selection changes, provided both options have a 4-year life and all other estimates remain the same.



What will be an ideal response?

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Which of these may be used to restore damaged threads on a bolt?

A) Tap B) Die C) Both A and B D) Neither A nor B

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Technician A says that current is created in the stator windings of an alternator. Technician B says that the voltage regulator controls the current flow through the rotor. Who is right?

A) Technician A only B) Technician B only C) Both technicians D) Neither technician

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