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Transformer with 120 primary turns, 5 A and 1 kW input: secondary turns for 560 V output

The same question, asked 2 times: 10 May 2023 S2, 17 Apr 2026 S1. Every wording below, oldest first.

Try each one first, then open its answer.

  1. Question 1

    10 May 2023 S2

    9
    A transformer has 120 turns in the primary coil and carries 5 A current. Input power is one kilowatt. To have 560 V output, the number of turns in secondary coil will be

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  2. Question 2

    17 Apr 2026 S1

    138
    A transformer has 120 turns in the primary coil and carries 5A current. Input power is one kilowatt. To have 560 V output, the number of turns in secondary coil will be

    Tap an option to check your answer.