Statics: Week 1 Notes
Statics: Week 1 Notes AME 2113
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This 2 page Class Notes was uploaded by Evelyn on Friday August 28, 2015. The Class Notes belongs to AME 2113 at University of Oklahoma taught by Hekiri in Summer 2015. Since its upload, it has received 43 views. For similar materials see Statics in Aerospace Engineering at University of Oklahoma.
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Date Created: 08/28/15
AME 2113 Statics Fall 2015 Dr Hekiri Week Dates Covered Topics Covered Lecture 0 Syllabus Class overview o Mechanics 0 Units amp Calculations 0 Procedure for Problem Analysis Applicable Pages in Hibbeler chpt 1 pg 212 Notes Problem grading scheme point distributions 0 Procedure 6pts 0 Final answer 2pts 0 Proper units 2pts Action Center Help available Wagner Hall 135 from 79pm Mechanics the study of what happens to an object or body when it undergoes applied forces pg 3 0 Rigid bodies 0 Statics o dynamics 0 Deformable bodies 0 Fluid bodies 0 Incompressible o Compressible this class s branch of mechanics Statics a special case of rigid body mechanics for which the acceleration of the body is zero 0 Thus the body can be motionless or moving at a constant velocity Units we will use pg 4 0 Length used to define the position of a point in space and thus define the size areavolume of a physical system 0 Mass a quantity of matter used to measure the resistance of matter to a change in velocity or to compare the gravitational attraction of bodies 0 Time succession or progression of events 0 static systems are independent of time 0 Force a push or pull exerted on one body by another 0 Are always equal and opposite that is the force body A exerts on body B is also exerted on A by B but in the opposite direction These four quantities are related by Newton s 2quot l law Fma o 3 are base units given 0 1 is derived AME 2113 Fall 2015 Week We will use 2 unit systems in this class pg 9 0 International Standard SI 0 US Customary USCS or FPS Statics Dr Hekiri Dates Covered system length mass time Force SI Meter m Kilogram kg Second s Newton N USCS Foot ft Slug slug Second s Pound lb derived unit Slu 11252 0 newton Cg2m S Unit conversions 0 Force 1 lb 4448 N 0 Mass 1 slug 1459 kg 0 Length 1 ft 03048 m Numerical calculation rules pg 10 0 Dimensional homogeneity the base units or dimensions of each side of the equals sign must match 0 Use appropriate Significant Figures 0 Answer 3 sig figs 0 O Calculations 4 sig figs Rounding I Next digit gt 5 round up I Next digit lt 5 round down I Next digit 5 o If next digit odd round up 0 If next digit even round down Problem Solving Method IPE pg 12 o I Interpret o Read the problem 0 Determine givens and objective 0 Make and indicate any necessary assumptions 0 P Plan 0 Examine possible solution paths 0 Choose the simplest and outline necessary steps 0 E Execute O O 0 Carry out your plan Use any diagrams equations or calculations necessary Write clearly and review your work
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