Q. The bubbles in a bubble memory pack are created with the help of?

  • (A) Laser beam
  • (B) Magnetic field
  • (C) Electric field
  • (D) X-ray
✅ Correct Answer: (B) Magnetic field

Published by Yami Thakur ⭐ 10.63K Points at 25-Feb-2022 08:24 pm in Computer

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