What will be the current passing through the ring shaped air cored coil when number of turns is 800 and ampere turns are 3200 ?

Correct answer: B. 4

  • A. 2
  • B. 4
  • C. 6
  • D. 8

Explanation

Ampere-turns equal NI, so the current is I = 3200/800 = 4 A. The correct value is therefore option b.

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