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Magnetic Effect of Current — Physics STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 SciencePhysicsMagnetic Effect of Current1 Mark
MCQ
An infinitely long, straight conductor AB is fixed and a current is passed through it. Another movable straight wire CD of finite length and carrying current is held perpendicular to it and released. Neglect weight of the wire
  • A
    The rod CD will move upwards parallel to itself
  • B
    The rod CD will move downward parallel to itself
  • ✓
    The rod CD will move upward and turn clockwise at the same time
  • D
    The rod CD will move upward and turn anti –clockwise at the same time
✓

Answer

Correct option: C.
The rod CD will move upward and turn clockwise at the same time
(c) The rod CD will move upward and turn clockwise at the same time

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