A shaft is transmitting 100 kw at 160 rpm. Find suitable diameter for the shaft if maximum torque transmitted exceeds the mean by 25%. Given maximum shear stress 70 mpa.

Spider crabs live in the shallow regions of the ocean floor. algae tend to grow on the surface of spider crabs. the algae provide the crabs protection from predators by camouflaging them. the spider crabs give the algae shelter. what does this description suggest? 1. the algae are parasites of the spider crabs. 2. the algae and the spider crabs have a mutualistic relationship. 3. the spider crabs are commensals, and the algae are parasites. 4. the spider crabs benefit from the algae living on them. 5. the spider crabs are parasites of the algae.

What is a financial award that is based on academic or extracurricular merit? -loan -scholarship -work study -federal grant

+++30 points me in a society that favors economic equity over economic freedom, who would benefit? explain