BTEB SSC Vocational Practice Questions - Bangladesh Technical Education Board Secondary School Certificate (SSC) Vocational Examination Exam

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A single-phase step-down transformer has 1,200 turns in the primary winding and 120 turns in the secondary winding. If the primary voltage is 240 V, what is the secondary output voltage?

2,400 V 120 V 24 V 12 V

Correct Answer:

24 V

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