हिंदी

A magnetic field exerts no force on -

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प्रश्न

A magnetic field exerts no force on

विकल्प

  • Magnet

  • An unmagnetised iron bar

  • A moving charge

  • A stationary charge

MCQ

उत्तर

Magnet

Explanation:

From F = Bqv. F = 0 when v = 0

In a magnetic field, a stationary charge experiences no force.

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