Engineering Mechanics

Chapter 13 : Analysis of Perfect Frames (Analytical Method) „„„„„ 249 Now consider the joint C. Let the *directions of the force ...

(^250) „„„„„ A Textbook of Engineering Mechanics Now pass section (2-2) cutting the truss into two parts through the members AC ...

Chapter 13 : Analysis of Perfect Frames (Analytical Method) „„„„„ 251 The example may be solved by the method of joints or metho ...

(^252) „„„„„ A Textbook of Engineering Mechanics Resolve the forces vertically and equating the same, PBE sin 60° = PAB sin 60° ...

Chapter 13 : Analysis of Perfect Frames (Analytical Method) „„„„„ 253 and now taking moments of the forces acting in the left pa ...

(^254) „„„„„ A Textbook of Engineering Mechanics Now tabulate the results as given below : S.No. Member Magnitude of force in kN ...

Chapter 13 : Analysis of Perfect Frames (Analytical Method) „„„„„ 255 Now consider the equilibrium of the right part of the trus ...

(^256) „„„„„ A Textbook of Engineering Mechanics The example may be solved by any method. But we shall solve it by the method of ...

Chapter 13 : Analysis of Perfect Frames (Analytical Method) „„„„„ 257 Solution. Since the structure is symmetrical in geometry a ...

(^258) „„„„„ A Textbook of Engineering Mechanics Fig. 13.19. Fig. 13.22. EXERCISE 13.1 A truss of span 10 meters is loaded as s ...

Chapter 13 : Analysis of Perfect Frames (Analytical Method) „„„„„ 259 The roof truss shown in Fig. 13.23 is supported at A and ...

(^260) „„„„„ A Textbook of Engineering Mechanics Resolving the forces vertically and equating the same, PAB sin 60° = 10 ∴ 10 10 ...

Chapter 13 : Analysis of Perfect Frames (Analytical Method) „„„„„ 261 Taking moments of the forces acting on right part of the t ...

(^262) „„„„„ A Textbook of Engineering Mechanics Solution. The example may be solved either by the method of joints or method of ...

Chapter 13 : Analysis of Perfect Frames (Analytical Method) „„„„„ 263 From the geometry of the figure, we find that 1.5 tan 0.33 ...

(^264) „„„„„ A Textbook of Engineering Mechanics and now resolving the forces vertically and equating the same, PBF = 1584 sin 1 ...

Chapter 13 : Analysis of Perfect Frames (Analytical Method) „„„„„ 265 Now tabulate the results as given below : S.No. Member Mag ...

(^266) „„„„„ A Textbook of Engineering Mechanics Similarly, taking moments about the joint B and equating the same, PCD × 4 = (5 ...

Chapter 13 : Analysis of Perfect Frames (Analytical Method) „„„„„ 267 Fig. 13.37. We know that in similar triangles OPG and OAE, ...

(^268) „„„„„ A Textbook of Engineering Mechanics A cantilever truss of 4 m span is carrying two point loads of 1.5 kN each as s ...