Sure, this is a rat study, but the biomechanics are solid. Turns out, that critical shoulder angle is, critical after all.
Humans walking in crowds tend to form orderly lanes. It’s something we do “without even knowing [why],” says Iker Zuriguel, a physicist at the University of Navarra in Spain. But sometimes, such as in ...
A light ray is traveling in a transparent material of refractive index 1.51 at an angle of incidence of 38 degrees and approaches a second material of refractive index 1.46. Solve for (a) the angle of ...
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