A 700 V AC is connented to a transformer as input, the primary winding (input side) has 300 turns and the secondary winding has 3,900 turns. What is the output voltage from the transformer? Give your answer in the unit of V. Your Answer: Answer
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- When 7 A of AC current at 124 V flows in the primary coil of an ideal transformer, how many amps at 22 V will flow in the secondary?A transformer has 410 turns in the primary coil and 170 in the secondary coil. By what factor does it change the voltage? Assume 100% efficiency. By what factor does it change the current?A transformer is used to supply a 14.5 V model train with power from a 132V wall plug. The train operates at 64 W of power. (a) What is the current in the secondary coil of the transformer in ampere? (b) What is the current in the primary coil in ampere? (c) What is the ratio of the number of primary to secondary turns? (d) What type of transformer is this transformer
- The primary coil of a transformer has 480 turns, and the secondary has 112 turns. How much AC voltage must be applied to the primary to create an output voltage of 1.94 V in the secondary? (Unit = V) Voltage (V)A certain transformer has 120 V across the 100-turn primary coil and has 5 turns in the secondary coil. If the current in the primary coil is 0.1 A, how much power is dissipated in the secondary coil?You have a transformer with a primary current of 34A and a primary voltage of 1960V. The current in the secondary coil is 143A. What is the voltage of the secondary coil? What is the ratio of loops in the secondary coil to loops in the primary coil?