I the box is pulled from P to Q, which of the following expresses the…

Physics WAEC 1998

I the box is pulled from P to Q, which of the following expresses the velocity ratio of the inclined plane?

  • PR/PQ
  • OR/PQ
  • OR/PR
  • PQ/PR
  • PQ/QR checkmark

The correct answer is: E

Explanation

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