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Mathematics, 03.12.2020 01:00 mahogany1956
Help me please
1) A transformer has a primary side that contains 1500 turns and it is connected to 120V AC. If a motor connected to the transformer requires 7.5A at 24V, find, (a) the number of secondary turns required. (b) the primary current.
2) A single-phase transformer is rated as 250V, 100A. The transformer has copper losses of 450W and iron losses of 225W. Determine the transformer efficiency at full load and 0.8 power factor, PF.
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