Archives: Solution Manual

1070 10–61. Determine the product of inertia of the shaded area with respect to the x and y axes. SOLUTION Differential Element: Here, x=2y 1 2. The area of the differential element parallel to the x axis is dA =xdy=2y […]

1050 SOLUTION Moment of Inertia. The moment of inertia about the y axis for each segment can be determined using the parallel-axis theorem, I y= I y′ +Ad x 2. Referring to Fig. a, Segment A i (in 2 ) […]

1030 10–21. Determine the moment of inertia for the shaded area about the x axis. SOLUTION Differential Element. Here x2=y and x1= 1 2 y2. The area of the differential element parallel to the x axis shown shaded in Fig. […]

1010 Ans: Ix= ab3 3(3n + 1) SOLUTION Differential Element. Here x= a b 1 n to the x axis shown shaded in Fig. a is dA =(a–x)dy = a a–a b 1 n y 1 n b d y […]

995 *9–116. Continued Ans: FR=27.0 kN x=0.778 m y=0.833 m Thus, x= L A xp(x, y)dA LA p(x, y)dA = 21.0 kN #m 27.0 kN = 7 9 m =0.778 m Ans. y= L A yp(x, y)dA LA p(x, y)dA […]

979 9–101. The water-supply tank has a hemispherical bottom and cylindrical sides. Determine the weight of water in the tank when it is filled to the top at C.Take gw=62.4 lb>ft3. SOLUTION Ans.W=gV=62.411357.172=84.7 kip V=1357.17 ft3 V=©urA =2pe3182162+4162 3pa1 4b1p21622f […]

959 9–81. SOLUTION Ans.z=©zm ©m=9.51425(10–3) 77.7706(10–3) =0.122 m =122 mm =77.7706(10–3)Mg ©m= A 2 3 B p(0.160)3(7.80) +p(0.2)(0.08)2(2.70) =9.51425(10–3)Mg#m ©zm= C 0.160 –3 8(0.160) DA 2 3 B p(0.160)3(7.80) + A 0.160 +0.2 2 B p(0.2)(0.08)2(2.70) y x The assembly […]

939 9–61. Determine the location y of the centroid C of the beam having the cross-sectional area shown. SOLUTION Centroid. The locations of the centroids measuring from the x axis for segments 1, 2 and 3 are indicated in Fig. […]

© 2016 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved. This material is protected under all copyright laws as they currently exist. No portion of this material may be reproduced, in any form or by any means, without […]

© 2016 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved. This material is protected under all copyright laws as they currently exist. No portion of this material may be reproduced, in any form or by any means, without […]

© 2016 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved. This material is protected under all copyright laws as they currently exist. No portion of this material may be reproduced, in any form or by any means, without […]

864 8–118. The pivot bearing is subjected to a parabolic pressure distribution at its surface of contact. If the coefficient of static friction is ,determine the torque Mrequired to overcome friction and turn the shaft if it supports an axial […]

848 8–102. 50 mm 20 mm A B C D 50 mm 45° 30° M= 0.8 N⋅m The belt on the portable dryer wraps around the drum D, idler pulley A, and motor pulley B. If the motor can develop […]

828 *8–80. If the required clamping force at the board A is to be 2 kN, determine the torque M that must be applied to the screw to tighten it down. The square-threaded screw has a mean radius of 10 […]

808 *8–60. The wedge is used to level the member. Determine the horizontal force P that must be applied to begin to pushthe wedge forward. The coefficient of static friction between the wedge and the two surfaces of contact is […]

© 2016 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved. This material is protected under all copyright laws as they currently exist. No portion of this material may be reproduced, in any form or by any means, without […]

768 8–21. A man attempts to support a stack of books horizontally by applying a compressive force of to the ends of the stack with his hands. If each book has a mass of 0.95 kg, determine the greatest number […]

748 8–1. Determine the maximum force P the connection can support so that no slipping occurs between the plates.There are four bolts used for the connection and each is tightened so that it is subjected to a tension of 4 […]

© 2016 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved. This material is protected under all copyright laws as they currently exist. No portion of this material may be reproduced, in any form or by any means, without […]

711 *7–92. Draw the shear and moment diagrams for the beam. SOLUTION Support Reactions. Referring to the FBD of the cantilevered beam shown in Fig. a a +ΣMA=0; MA– 1 2 1 2 (6)(1.5)(0.5) – (6)(1.5)(2.5) =0 MA=13.5 kN #m […]

CHAPTER 32 Twenty-First-Century America, 1993– Present This chapter describes recent demographic trends and covers the presidencies of Bill Clinton, George W. Bush, and Barak Obama, as well as the first few years of Donald Trump’s presidency. The chapter shows how […]

691 SOLUTION Support Reactions. Referring to the FBD of the shaft shown in Fig. a, a +ΣMA=0; NB(1) +300(0.5) –1200(1)(0.5) –600(1.5) =0 NB=1350 N a +ΣMB=0; 1200(1)(0.5) +300(1.5) –600(0.5) –A y (1) =0 A y =750 N S + ΣFx=0; […]

6Dictionaries and Sets Objectives In this chapter, you’ll: ■Use dictionaries to represent pairs. ■Add, remove and update a dictionary’s key–value pairs. ■Use dictionary and set comparison operators. ■Combine sets with set operators and methods. ■Use operators in and not in […]

CHAPTER 31 Conservative Revival, 1977–1990 This chapter examines the presidencies of Jimmy Carter, Ronald Reagan, and George H. W. Bush. It opens by looking at Carter’s early successes and increasing failures in the eyes of the public, as revealed by […]

671 For [FBD (e)], Ans. a Ans. M=w 18 127Lx –20L 2 –9x 2 2 M+wxax 2b–7wL 18 x–10wL 91x–L2=0+©M=0; V=w 213L–2×2 For [FBD (f)], Ans. a7wL 18 3L–x–w3L–x3L–x 2–M=0+©M=0; V=w 18 147L–18×2 V+7wL 18 –w13L–x2=0+c©F y =0; 2 2 […]

2Sequences: Lists and Tuples Note: Throughout the Instructor Solutions Manual, solutions are not provided for project, research and challenge exercises—many of which are substantial and appropriate for term projects, directed-study projects, capstone-course projects and thesis topics. Before assign– ing a […]

CHAPTER 30 Rebellion and Reaction, 1960s and 1970s This chapter continues to describe the youth revolt of the late 1960s, expands that discussion to include the New Left and the counterculture, and traces the gains made by women and ethnic […]

651 7–41. Determine the x, y, zcomponents of force and moment at point Cin the pipe assembly. Neglect the weight of the pipe. dna ekaT F 2 =5–300j+150k6lb.F 1 =5350i–400j6lb F 2 2ft 1.5fty z x C B 3ft F […]

4Functions Objectives In this chapter, you’ll ■Create custom functions. generation. ■Seed the random number generator to ensure reproducibility. ■Pack values into a tuple and unpack values from a tuple. ■Return multiple values from a function via a tuple. ■Understand how […]

CHAPTER 29 A New Frontier and a Great Society, 1960–1968 This chapter covers the 1960s, including the administrations of Kennedy and Johnson. Kennedy promised a “New Frontier” for America, although Congress thwarted many of his domestic plans, including those on […]

631 Ans: NE=720 N VE=1.12 kN ME=–320 N #m NF=0 VF=–1.24 kN MF=–1.41 kN #m SOLUTION Support Reactions. Referring to the FBD of member BC shown in Fig. a, a +ΣMB=0; Cy(3) –1200 a4 5b (2) =0 C y =640 […]

3 Control Statements and Program Development Objectives In this chapter, you’ll: the built-in range function to repeat actions for a sequence of values. ■Perform sentinel-controlled iteration with while. ■Learn problem-solving skills: understanding problem requirements, dividing problems into smaller pieces, developing […]

CHAPTER 28 America in the Fifties This chapter covers Eisenhower’s rise to the presidency and his domestic and foreign policies, including his response to the civil rights movement and developments in the cold war. It looks at the growth of […]

611 7–1. Determine the shear force and moment at points Cand D. SOLUTION Support Reactions: FBD (a). a Internal Forces: Applying the equations of equilibrium to segment AC [FBD (b)], we have Ans. Ans. a Ans. Applying the equations of […]

2 Introduction to Python Programming Objectives In this chapter, you’ll: ■Use arithmetic operators and comparison operators, and understand their precedence. ■Use single-, double- and triple- quoted strings. ■Use built-in function print to display text. ■Use built-in function input to prompt […]

CHAPTER 27 The Cold War and the Fair Deal, 1945– 1952 This chapter covers domestic and foreign affairs in the Truman administration. It begins by outlining the origins of the cold war and containment policy, the division of Germany, and […]

596 *6–104. The hydraulic crane is used to lift the 1400-lb load. Determine the force in the hydraulic cylinder AB and the force in links AC and AD when the load is held in the position shown. 8 ft 30 […]

1 Introduction to Computers and Python Objectives In this chapter you’ll: ■Understand the strengths of Python and other leading programming languages. ■Understand the importance of libraries. ■Be introduced to key Python and data-science libraries you’ll use in this book. ■Test-drive […]

CHAPTER 26 The Second World War, 1933–1945 This chapter covers American foreign policy between the wars, the challenges Germany and Japan posed to international relations, the tensions between American isolationism and internationalism, and the origins and early years of the […]

© 2016 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved. This material is protected under all copyright laws as they currently exist. No portion of this material may be reproduced, in any form or by any means, without […]

CHAPTER 25 The New Deal, 1933–1939 This chapter covers FDR’s First Hundred Days, opposition to the New Deal from the left and the Supreme Court, the Second Hundred Days, labor and the New Deal, the slump of 1937, economic policy […]

561 6–69. Determine the reactions at supports Aand B. SOLUTION Member DB: a Ans. Ans. By=1.05 kip +c©Fy=0; By–3.15 +3.50a3 5b=0 Member AC: Ans. +c©Fy=0; Ay–3–3.50 a3 5b=0 Ax=2.80 kip Ans. a Ans.M A= 43.2 kip # ft +©MA=0; MA–3(6) […]

CHAPTER 24 The Reactionary Twenties This chapter covers the defensive mood of the 1920s and the growing conservatism before the onset of the Great Depression. The Sacco and Vanzetti case, for instance, linked radicalism to immigration from Eastern Europe and […]

541 6–53. The space truss supports a force . Determine the force in each member, and state if the members are in tension or compression. 400k 6 lb F=5–500i+600j+ A B C D x y z F 8ft 6ft 6ft […]

CHAPTER 23 A Clash of Cultures, 1920–1929 This chapter examines the character of the nation after the Great War. It was an era full of contradiction, and consumption and growth seemed to have no bounds. A new American awareness became […]

521 6–33. SOLUTION a a Ans. a Ans. Joint C: Ans.+c©Fy=0; FGC =0 FCD =6.67 kN (T) +©MG=0; 9.5(4) –2(4) –5(2) –FCD(3) =0 FGF =12.5 kN (C) +©MD=0; –4 5FGF (1.5) –2(2) +9.5(2) =0 +©MA=0; Ey(8) –2(8) –5(6) –5(4) –5(2) […]

CHAPTER 22 America and the Great War, 1914–1920 This chapter looks at the American role in the Great War. It outlines Woodrow Wilson’s foreign policies toward Europe as war grew more imminent, as well as the reasons for American neutrality. […]