Asky diver with a mass of 70kg jumps from an aircraft. the aerodynamic drag force acting on the sky diver is known to be fd=kv^2, where k=0.25n*s^2/m^2. determine the maximum speed of free fall for the sky diver and the speed reached after 100m of fall. plot the speed of the sky diver as a function of time and as a function of distance fallen
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Physics, 21.06.2019 22:40
The desk has a weight of 75 lb and a center of gravity at g. determine the initial acceleration of a desk when the man applies enough force f to overcome the static friction at a and b. also, find the vertical reactions on each of the two legs at a and at b. the coefficients of static and kinetic friction at a and b are ms = 0.5 and mk = 0.2, respectively
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Physics, 22.06.2019 00:40
Aballet student who learns with the of his instructor is demonstrating learning.
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Physics, 22.06.2019 12:00
For the car in the picture ,in which direction is the normal force? -into the screen -down -out of the screen -up
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Physics, 22.06.2019 15:20
Your science teacher brings in a speaker to talk to your class about climate change. during the session, students ask a few questions. which questions are related to the current evidence on climate change
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Asky diver with a mass of 70kg jumps from an aircraft. the aerodynamic drag force acting on the sky...
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