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Q: A porter raise 12 kg object from surface of earth and put object 1.5 meter above from surface on his head. Calculate the work done on object (g = 10 ms⁻ ² ²).
  • A. 140 J
  • B. 150 J
  • C. 180 J
  • D. 150 J
Correct Answer: Option C -
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Explanations:

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