## Structural Engineering, Volume 2 |

### From inside the book

11 pages matching **sign convention** in this book

#### Page 328

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### Contents

Displacement CalculationsThe MomentArea Method | 15 |

Displacement CalculationsThe Method of Virtual Forces | 41 |

Energy Principles and Castiglianos Theorems | 73 |

Copyright | |

13 other sections not shown

### Common terms and phrases

analyzed applied beam of Figure behavior bending moment diagram cable calculation cantilever beam Chapter coeﬂicients components computed continuous beam dead load deﬁned deﬂection deformations degrees of freedom direct stiffness method displaced shape displacement method distribution effects elastic curve end moments Example external ﬁgure ﬁnal ﬁnd ﬁrst ﬁxed end ﬂexibility matrix force method forces Q frame of Figure ft-k hinge horizontal indeterminate structures inﬂuence line internal forces joint k/ft kips linear elastic maximum member end member stiffness matrix ment method of virtual midspan moment-area method nodes nonlinear positive primary structure principle problem produced radians reactions real loading redundant forces relative displacement resulting rotation rotation matrix Section shear shown in Figure sign convention Solleks River Bridge span statically determinate strain energy stress struc structural analysis structure stiffness matrix superposition tion truss unit displacement unit load unknown vertical virtual displacements virtual force system zero