Engineering Fundamentals: An Introduction to Engineering, 4th ed.c

162 Chapter 7 Length and Length-Related Parameters As explained in Chapter 6, we have learned from our surroundings and formulat ...

7.1 Length as a Fundamental Dimension 163 All of us, at one time or another, have experienced not knowing where we are going. In ...

164 Chapter 7 Length and Length-Related Parameters equivalent values in an increasing order and includes both SI and U.S. Custom ...

7.2 Measurement of Length 165 7 7..2 2 MMeeaassuurreemmeenntt ooff LLeennggtthh Early humans may have used finger length, arm sp ...

166 Chapter 7 Length and Length-Related Parameters was funded and controlled by the U.S. Department of Defense for military appl ...

7.2 Measurement of Length 167 In theright triangleshown, the angle facing sideais denoted by a(alpha), and the angle facing side ...

168 Chapter 7 Length and Length-Related Parameters Some other useful trigonometry identities are As you will learn later in your ...

TABLE 7.2 Examples of Nominal Size versus Actual Size of Some Engineering Products Dimension of Copper Tubing (Type K— for high ...

170 (U.S. Customary version) Designation Depth (in.) Flange Width (in.) Area (in 2 ) W18 76 * 18.21 11.03 22.3 W16  57 16.43 7 ...

7.6 Area 171 7 7..4 (^4) RRaaddiiaannss aass aa RRaattiioo ooff TTwwoo LLeennggtthhss Consider the circular arc shown in Figure ...

172 Chapter 7 Length and Length-Related Parameters surfaces, or fins as shown in Figure 7.7. If you look closely inside building ...

7.6 Area 173 This mental exercise gives you a good idea why, given the same amount of ice, the crushed ice cools a drink faster ...

174 Chapter 7 Length and Length-Related Parameters You can see from Equation (7.3) that for the same force (push) on the knife, ...

7.6 Area 175 Now that you understand the significance of area in engineering analysis, let us look at its units. The unit of are ...

176 Chapter 7 Length and Length-Related Parameters TABLE 7.4 Some Useful Area Formulas Triangle Rectangle Abh Parallelogram Ab ...

7.6 Area 177 TABLE 7.4 Some Useful Area Formulas (continued) Ellipse Apab Cylinder As 2 pRh AtopAbottompR 2 AtotalAsAtopA ...

178 Chapter 7 Length and Length-Related Parameters Substituting for the values of each trapezoid, (7.5) and simplifying Equation ...

7.6 Area 179 Weighing the Area Another approximation procedure requires the use of an accurate analyti- cal balance from a chemi ...

180 Chapter 7 Length and Length-Related Parameters Then the total area is given by 7 7..7 (^7) VVoolluummee Volume is another im ...

7.7 Volume 181 than it does on the top surfaces of the object, as shown in Figure 7.15. Thus, the net effect of fluid pressure d ...