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# UH - CIVE 2330 - Chapter 1 Notes - Class Notes

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UH - CIVE 2330 - Chapter 1 Notes - Class Notes

##### Description: Mechanics Fundamental Concepts Units of Measurement The International System of Units Numerical Calculations
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##### Description: Mechanics Fundamental Concepts Units of Measurement The International System of Units Numerical Calculations
4 Pages 14 Views 11 Unlocks
• Notes, Study Guides, Flashcards + More!

Unformatted text preview: Chapter 1 le Mechanics a branch of the physical Sciences that is concerned with the state of rest ow motion of bodies 100 are subjected to the action of for -ngid-body due tomable-body fluid rigid-body mechanics -Italic, cauilibrium of bodies that art @ rest or up wli constant velvety - dunamics. L ored motion of bodies Fundoivental Concepts -BASIC Quanities .ength tim macs force push or pull Ional dilan particle has a mass but size can be neglected rigid body Contanara force Newton Three laws of Motion first LAW..a Darticle originally a rest or moving in. a straight line w constant velocity, tends to remain minische provided the particle IS NOT subiected to an unbalanced forcesecond law a particle acted upon by an unbalanced torc f experiences an acceleration a that has the same direction as the forced a magnitude that is directly proportional to the force F 0 -> Quelerated Motion Fama third law, the multival forces of action reaction bw 2 partides e equal opporite collinear forte Of A on B F E force of B on A Action-Reaction 1* the unbalanced force acting on the partice is proportional to the time role of Change of the articles linear momentum Newton's law of Gravitational Attraction qavitational attraction blw any 2 Particles A GMmTrass of each of the force of 2 particles Dillot universal gravitation but constant of 12 paritter gravitation distance blw G-66.13*16** miras the 2 particles tweight Oravitational force, blw the earth the particle feeling WEG G=GME Wema13 units of measurement lengtia, time mass. & force are related by Newton's and Law of Motion. Fama -fama, is maintained only if 3 of the 4 units, ball units are defined the 4th unit istan derived from the equation +SI units The International System of units, modern version of the metric System wemg ig=qfimis) FU.S. customan tg=32,2 489) TINAME- LENGTH TIME MASS I FORCE International Meter second Hilogram newton System Of Units N kalyan 10.s.customary foot I rond slug* FPS HT Conversion of Units unit of Unit of Quantity Measurements (FPS fonals Vooruitment SI1 Forle be 4.448 N Mass sina 19.54 kg Length 0.304 1.4 The International system of Units Prefixer SI m SZ Pound

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