For the truss shown in figure (supports A & C are hinge type), the force in member AB and BC are respectively:
1
10 (tensile); 10√2 (compressive)
2
zero; 10√2 (compressive)
3
10√2 (tensile); \(\frac{10}{\sqrt2}\) (compressive)
4
10 (compressive); \(\frac{10}{\sqrt2}\) (tensile)
5
5 (tensile); 5√2 (compressive)