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Class 12 Tuition > Learn Additional Exercise 7 > A power transmission line feeds input power at 2300...
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A power transmission line feeds input power at 2300 V to a stepdown transformer with its primary windings having 4000 turns. What should be the number of turns in the secondary in order to get output power at 230 V?

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Input voltage, V1 = 2300 Number of turns in primary coil, n1 = 4000 Output voltage, V2 = 230 V Number of turns in secondary coil = n2 Voltage is related to the number of turns as: Hence, there are 400 turns in the second winding.
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Input voltage,V1= 2300 Number of turns in primary coil,n1= 4000 Output voltage,V2= 230 V Number of turns in secondary coil =n2 Voltage is related to the number of turns as: Hence, there are 400 turns in the second winding. read less
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