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Question: A 60-kg woman leaps vertically from a crouching position in which her center of mass is 30 cm above the ground. As her feet leave the floor her center of mass is 62 cm above the ground; it rises to 105 cm at the top of her leap.

- What average force was exerted on her by the ground during the jump?
- What maximum speed does she attain?

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Solution Summary

This solution provides the required formulas to complete the calculations for this physics-based problem and a step-by-step guide of how to reach the final answer. Additionally, all the variables pertaining to this question are outlined. This is all done in about 170 words.

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Position A: Center of mass (CM) at a height of 30 cm (=0.30 m)
Position B: CM at a height of 62 cm (=0.62 m)
Position C: CM at a height of 100 cm (=1.00 m)

Woman will ...

Solution provided by:
Amrit Lal Ahuja, PhD (IP)
Education
  • BEng, Allahabad University, India
  • MSc , Pune University, India
  • PhD (IP), Pune University, India
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