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Coating thickness in case of galvanising of steel sheet generally corresponds to the deposition of __________ gms of zinc per m² of steel strip.
Coating thickness in case of galvanising of steel sheet generally corresponds to the deposition of __________ gms of zinc per m2 of steel strip.
Galvanising (i.e., zinc coating) of steel sheets is done to
Galvanising is not a zinc diffusion process. A zinc diffusion process is termed as
Two alloys of zinc and copper are combined in the ratio 3 : 5 by volume. The resultant alloy is a 45% zinc alloy. What will be the proportion of zinc in the first alloy if the proportion of zinc in the second is 70%?
In which of the following cases, there exists the situation of Pure Bending in some part of the beam or along the entire beam? i) A simply supported beam subjected to two equally spaced downward concentrated loads ii) A simply supported beam subjected to two equally spaced opposite moments iii) A cantilever beam subjected to clockwise moment at free end iv) An overhanging beam with both side overhangs subjected to different concentrated loads at both the free ends
Protection of ship hulls against sea water corrosion is done by coating with zinc because of the fact that zinc compared to iron is
If 2 kg of metal, of which 1/3 is zinc and the rest is copper s, be mixed with 3 kg of metal , of which 1/4 is zinc and the rest is copper , then what will be the ratio of zinc to copper in the mixture?
Alloy A contains copper and zinc in the ratio 5 : 2 and alloy B contains copper and zinc in the ratio 3 : 4. Alloy C is prepared by mixing A and B in the ratio 4 : 5. What is ratio of copper to zinc in alloy C is?
Amal preparing an alloy by mixing the other two alloys. The first alloy contains zinc and carbon in the ratio of 1 : 3 and the second alloy contains Aluminium and zinc in the ratio of 2 : 3 (both these alloys have only these elements in the solution). If the new alloy contains Aluminum and Zinc in the ratio of 3 : 5, what is the percentage of carbon in the new alloy?