Answer:
The work done on the athlete is approximately 2.09 J
Explanation:
From the definition of the work done by a variable force:
and substituting with the function of our problem:
1. A wave has a wavelength of 5 m and a frequency of 2 Hz. At what speed/velocity does the
1 answer:
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If a train travelled 500 meters in 25 seconds then,
Speed = 500m/25sec
<h2>→ 20 m/sec</h2>