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A cyclist does 300 J of work to climb a hill. If the height of the hill is 5 m, what is the effective weight of the cyclist?

Practice Questions

1 question
Q1
A cyclist does 300 J of work to climb a hill. If the height of the hill is 5 m, what is the effective weight of the cyclist?
  1. 30 kg
  2. 60 kg
  3. 90 kg
  4. 120 kg

Questions & Step-by-step Solutions

1 item
Q
Q: A cyclist does 300 J of work to climb a hill. If the height of the hill is 5 m, what is the effective weight of the cyclist?
Solution: Weight = Work / Height = 300 J / 5 m = 60 N; mass = Weight / g = 60 N / 9.8 m/s² ≈ 6.12 kg.
Steps: 0

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