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Ideal transformer: voltage, current or load from the turns ratio

This type of question, asked 4 times: 28 Jul 2022, 6 Apr 2023, 27 Jan 2024, 30 Jan 2024. All 4 questions below, oldest first.

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  1. Question 1

    28 Jul 2022

    104
    A transformer operating at primary voltage 8kV8kV and secondary voltage 160 V160\text{ }V serves a load of 80 kW80\text{ }kW. Assuming the transformer to be ideal with purely resistive load and working on unity power factor, the loads in the primary and secondary circuit would be

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  2. Question 2

    6 Apr 2023

    28
    An ideal transformer with purely resistive load operates at 12kV12kV on the primary side. It supplies electrical energy to a number of nearby houses at 120 V120\text{ }V. The average rate of energy consumption in the houses served by the transformer is 60 kW60\text{ }kW. The value of resistive load (Rs) required in the secondary circuit will be ___mΩ\_\_\_ m\Omega.

  3. Question 3

    27 Jan 2024

    102
    Primary side of a transformer is connected to 230 V,50 Hz230\text{ }V,50\text{ }Hz supply. Turns ratio of primary to secondary winding is 10:110:1. Load resistance connected to secondary side is 46Ω46\Omega. The power consumed in it is:

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  4. Question 4

    30 Jan 2024

    11
    Primary coil of a transformer is connected to 220 V220\text{ }V ac. Primary and secondary turns of the transforms are 100 and 10 respectively. Secondary coil of transformer is connected to two series resistance shown in shown in figure. The output voltage (V0)\left( V_{0} \right) is:

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