Metallic tapes are made of:
ASteel
BCloth and wires
CNickel
DInvar
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Related Questions:
The effect of curvature of the earth surface is taken into account only if, the extend of survey is more than:
Which of the following hydrometer correction cannot take negative value:
The angle made by a survey line with the prolongation of preceding line, is known as
The reduced bearing of the reading 252° is
Error =_______________