📊 Physics
Q. While passing over a suspension bridge, soldiers are not allowed to march in steps. This is
  • (A) Because there cannot be orderly marching
  • (B) To prevent any occurrence of resonance with the bridge
  • (C) To prevent any formation of sharp echo
  • (D) To prevent the bridge from executing forced vibrations WAVE BEHAVIOUR
✅ Correct Answer: (B) To prevent any occurrence of resonance with the bridge

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Ram Sharma
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