Science Homework Help

1. Briefly describe how an optical lever works.

   2. Calculate Young’s Modulus from the following data(see attached) undefined

*Average diameter of the wire = 0.036 cm
Average length of the wire = 96.7 cm
Average diameter of the cylinder = 1.24 cm
Average distance between the mirror and the scale = 84.6 cm
By what value is the load M changed when you are calculating the values of x_i?
In answer, give s = {s₁, s₂, s₃, s₄, s₅, s₆}
In answer, give x = {x₁, x₂, x₃}