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A cyclist does 300 J of work to climb a hill. If the hill is 5 m high, what is the weight of the cyclist? (2020)

Practice Questions

1 question
Q1
A cyclist does 300 J of work to climb a hill. If the hill is 5 m high, what is the weight of the cyclist? (2020)
  1. 60 kg
  2. 30 kg
  3. 50 kg
  4. 40 kg

Questions & Step-by-step Solutions

1 item
Q
Q: A cyclist does 300 J of work to climb a hill. If the hill is 5 m high, what is the weight of the cyclist? (2020)
Solution: Work = m × g × h. 300 J = m × 9.8 m/s² × 5 m. m = 300 J / (9.8 m/s² × 5 m) = 6.12 kg.
Steps: 0

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