A Wye-Delta Transformer Has a Turns Ratio of 2:1

question 18

Multiple Choice

A wye-delta transformer has a turns ratio of 2:1. It has a secondary line voltage of 480 V. The secondary is connected to a wye-connected three-phase resistive load of 50 Ω in each phase. What is the secondary phase current?

• A) 1.6 A
• B) 2.54 A
• C) 3.2 A
• D) 4.8 A

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Urban Land

Urban land is designated areas in cities and towns used for residential, commercial, industrial, or recreational purposes.

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Represents the payment to an owner or factor of production in excess of the costs needed to bring that factor into production. In simpler terms, it's the extra income earned because of an owner's unique position or resource.

Marginal Land

Land that yields minimal agricultural output due to poor soil quality, steep slopes, or other environmental factors.

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