Which of the following is an example of transmission of light? A. Light passes through a glass of water. B. A visor blocks sunli
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I attached a Diagram for this problem.
We star considering the system is in equlibrium, so
Fm makes with vertical
Fm makes 70 with vertical
Applying summatory in X we have,
We know that W is equal to
Substituting,
<em>For the second part we know that the reaction force Fj on deltoid Muscle is equal to Fm, We can assume also that</em>
