Answer: Got it!
Explanation: The water in a river flows uniformly at a constant speed of 2.50m/s between two parallel banks 80.0m apart. You are to deliver a package directly across the river, but you can only swim at 1.5m/s.
Answer:
The answer is (d) I promise i'm not lying I just checked on my test
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Explanation:
Answer:
24.26 m/s
Explanation:
= Linear density of string =
T = Tension on the string = mg =
g = Acceleration due to gravity = 9.81 m/s²
Velocity of a string is given by
The velocity of the wave is 24.26 m/s
We see a particular color because that color/wavelength of light bounces off the object and gets into our eyes. Every other color/wavelength is absorbed by the material. Usually the energy is converted to heat.