Choose the wrong statement to complete: An ideal solenoid has

Choose the wrong statement to complete: An ideal solenoid has
  1. the turns widely separated.
  2. the turns closely wound.
  3. the length is very much greater than the radius.
  4. the magnetic field inside almost uniform.

Solution

An ideal solenoid has length much greater than its radius and the turns are closely wound on it, such a way that it produce uniform magnetic field inside it.

Asked in: AP EAMCET 2020 (21 Sep Shift 1)

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