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Unformatted text preview: : N/cm2 P:F/A. SI unit is the E.ffi#!i.lff4$l.,r@. This is a very small pressure so kPa is a more common unit used. a Compression -3[eqq!gg*or squeezing force directly axially through a body Tension - qlltilg or stretching force directly axially through a body Shear - force directed parallel to a surface (i.e., a force that causes parts of a material to slide past one another in opposite directions). Mechanical stress : F/A Similar to pressure. Liftine A Heaw Obiect From the Floor 1.Iftheobjectisveryheavy@Don'tbea''hero''.lJse" techniques that minimizethe actual weight of the load being handled.-l. Stand facing the object with your feet flat on the floor, at shoulder width, and pointing straight ahead. Ensure that you have a sfable base of support so that you don't slip as \ ou are lifting the load....
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This note was uploaded on 08/05/2011 for the course HSCI 100 taught by Professor Marklechner during the Spring '10 term at Simon Fraser.
- Spring '10