A 10 ft long rectangular ASTM A572 Grade 50 steel plate 1 in. by 12 in. in cross section is used as a hanger and subjected to a tensile load of 240,000 lb. The proportional limit of the steel is assumed to be 45,000 psi. Compute a) axial stress, b) axial strain, c) transverse strain, d) total axial dimensional change and e) total transverse (12 in. side) dimensional change.

Sara is creating an experiment. her hypothesis states the following. if i increase the air in my tires, then i will get better gas mileage. if this is her hypothesis what column titles do we need in our date table? a. air pressure in tire (psi) and gas mileage (mph) b. air pressure in the atmosphere (psi) and gas mileage (mph) c. miles (m) and gallons per mile (g) d. old battery and new battery

Could someone me find the answer to this problem.

The charge on a charged sphere is: a)concentrated at its centerb)distributed uniformly throughout its volumec)clustered on its centerd)distributed uniformly over its surface