Physics, 27.03.2020 18:23, leriscepowell3654

1. An athlete runs 100m in 10 seconds against a friction force of 100 N. What is her power output?

2. A weightlifter lifts an object of mass 30kg through a height of 2m in 3 seconds

What is the weight of the object? (take G as 9.8 N/kg)

What is her power output?

What is the work done on the object?

Pls help

Answers: 3

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1. An athlete runs 100m in 10 seconds against a friction force of 100 N. What is her power output?