As space trusses are used in bridges. When the bridges are extended ov – McqOptions

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1.	As space trusses are used in bridges. When the bridges are extended over long routes or distance then:
A.	A rocker or a roller is used at the joints
B.	They are not extended to such a long distance
C.	The bridges are painted
D.	The roads are made narrow
Answer» B. They are not extended to such a long distance

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