60 kg and stands on the edge of a 10 m long board. She notices that the board weighs 20 kg. Find the center of mass of this system. How far is the center of mass from Dakota

Unpolarized light whose intensity is 1.19 w/ is incident on a polarizer. (a) what is the intensity of the light leaving the polarizer? (b) if the analyzer is set at an angle of = 41.0∘ with respect to the polarizer, what is the intensity of the light that reaches the photocell?

Estimate the schwarzschild radius (in kilometers) for a mini-black hole formed when a superadvanced civilization decides to punish you (unfairly) by squeezing you until you become so small that you disappear inside your own event horizon. (assume that the your weight is 50 kg)

Mechanical energy is when the amount of kinetic and potential energies added together remains the same. conserved created lost