Table 7 Pillar strength under different inclination angles.

From: Experimental study on granite acoustic emission and micro-fracture behavior with combined compression and shear loading: phenomenon and mechanism

θ (°)

0

5

10

15

20

Quadratic function (MPa)

52.63

40.80

31.03

23.34

17.72

Linear function (MPa)

50.53

42.03

33.54

25.04

16.54

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