Truss beam: Warren girder Bars with strain gauge full bridges to measure bar stress Features - ready assembled Warren truss - bars with strain gauge measurement to measure bar force Learning objectives/experiments - calculation of tensile and compressive forces in bars in different load cases: straight and inclined forces - comparison of measuring results with mathematical methods -- method of joints -- Ritter’s method of sections -- Cremona diagram Specification [1] investigation of bar forces in a single plane, statically determinate truss [2] ready assembled Warren truss beam [3] influence of dead-weight minimised by horizontal experiment layout [4] any straight and inclined load cases possible [5] pre-balanced strain gauge connection box [6] SE 130.01 is a supplementary set for the main unit SE 130 Technical data Truss beam: Warren type - bar cross-section: 10x3mm, stainless steel - bar lengths: 270mm, 186,5mm - tensile force: max. 500N - bars: 13, of which 7 with measuring points Node disks: 8 LxWxH: 800x300x15mm Weight: approx. 8kg