Find out the elongation of a tie of 2m long, if the axial rigidity is 5000 ‚Äö√†√∂‚àö‚â• 104 mm2. The axial pull be 20 kN.$

Find out the elongation of a tie of 2m long, if the axial rigidity is

1.	Find out the elongation of a tie of 2m long, if the axial rigidity is 5000 ‚Äö√†√∂‚àö‚â• 10⁴ mm². The axial pull be 20 kN.$
A.	0.8 mm
B.	0.6 mm
C.	0.5 mm
D.	1mm
Answer» B. 0.6 mm