Tugevusõpetuse kodutöö
1, 67 *18 + 1, 67 *18 + 100
Fb = = 20, 015kN
8
· MB = 0
Fa *8 - Fp1 *(8 - 3) + Fp2 *1 + F * 2 = 0
8Fa = 1, 67 *6*5 - 1, 67 * 2*1 - 10* 2
1, 67 *30 - 1, 67 * 2 - 20
Fa = = 3,345kN
8
· Fy = 0
Fa - Fp1 + Fb - Fp2 - F = 0
3,345 - 1, 67 *6 + 20, 015 - 1, 67 * 2 - 10 = 0
Põikjõu epüür
QA = - Fa = -3,345kN
QE = - Fa + Fp1 *6 = -3,345 + 1, 67 *6 = 6, 675kN
QB = QE - Fb = 6, 675 - 20, 015 = -13,34kN
QC = QB + Fp2 = -13,34 + 3,34 = -10kN
Q epüür kN
Paindemomendi epüür
MA=0
MC=0
BC
M B = F * BC + p * BC * = 10* 2 + 1, 67 * 2*1 = 23,34kN * m
2
FC 2 1
M F = F * FC + p * = 10*1 + 1, 67 * = 10,835kN * m
2 2
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