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0 votes	1178 views	1 answer	Seasoning of timber is required to updated 9 years ago by Civil Engineer
0 votes	1128 views	2 answers	Which one of the following tests can be carried out at the construction site to determine the dynamic elastic properties of soil ? updated 9 years ago by Civil Engineer
0 votes	1642 views	5 answers	If the efficiencies of BOD removal of first-stage and second-stage trickling filters are each 65.0%, then what is the overall BOD removal efficiency of these filters ? updated 9 years ago by Civil Engineer
0 votes	1373 views	1 answer	The moment of inertia of a given rectangular area is minimum about updated 9 years ago by Civil Engineer
0 votes	2498 views	4 answers	At the same mean velocity, what is the ratio of head loss per unit length for a sewer pipe flowing full to that for the same pipe flowing half full ? updated 9 years ago by Civil Engineer
0 votes	3074 views	2 answers	The phenomenon of decreased resistance of a material due to reversal of stress is called updated 9 years ago by Civil Engineer
0 votes	1674 views	1 answer	In photogrammetric surveying, the image of the top of the hill is 90 mm, from the principal point of the photograph. If the elevation of the top of the hill is 500 m and the flying height is 5000 m above datum, then the relief displacement is updated 9 years ago by Civil Engineer
0 votes	1241 views	2 answers	How are concrete mixers specified ? updated 9 years ago by Civil Engineer
0 votes	1814 views	1 answer	At a point in a strained material, if two mutually perpendicular tensile stresses of 2000 kg/cm2 and 1000 kg/cm2 are acting, then the intensity of tangential stress on a plane inclined at 15° to the axis of the minor stress will be : updated 9 years ago by Civil Engineer
0 votes	1693 views	1 answer	Self-purification of running streams may be due to updated 9 years ago by Civil Engineer