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Alternating Current question

2023 · Q138
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Alternating Current question

2023 · Q138

NEETPhysicsAlternating CurrentMCQ+4 / −1

A 12 V,60 W12 \mathrm{~V}, 60 \mathrm{~W}12 V,60 W lamp is connected to the secondary of a step down transformer, whose primary is connected to ac mains of 220 V220 \mathrm{~V}220 V. Assuming the transformer to be ideal, what is the current in the primary winding ?

  1. A
    2.7 A
  2. B
    3.7 A
  3. C
    0.37 A
  4. D
    0.27 A
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