A Wye-Delta Transformer Has a Primary Line Voltage of 7200

question 4

Multiple Choice

A wye-delta transformer has a primary line voltage of 7200 V and a secondary line voltage of 480 V. What is the turns ratio?

• A) 8.66:1
• B) 9: 66
• C) 10:15
• D) 15:1

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Definitions:

Middle Ear

The section of the ear between the eardrum and the oval window that amplifies sound waves and transmits them to the inner ear.

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A rare condition wherein an individual is born with an inability to feel physical pain.

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A complex sensory and emotional experience associated with actual or potential tissue damage, or described in terms of such damage.