Materials and Construction Which of the following is the most suitable material of construction for evaporator & its tubes for concentrating NaOH solution to 70%? Nickel Cast iron Steel Karbate Nickel Cast iron Steel Karbate ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Work hardening of a material Decreases its ductility Does not affect its ductility Decreases its tensile strength Increases its ductility Decreases its ductility Does not affect its ductility Decreases its tensile strength Increases its ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is a non-magnetic material? Nickel Cobalt Zinc None of these Nickel Cobalt Zinc None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ can replace tungsten in high speed steel, Molybdenum Vanadium Cobalt Chromium Molybdenum Vanadium Cobalt Chromium ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Karbate is A mixture of iron dust and saw dust Carbon impregnated with resin (usually bakelite) Both B and C An acid resistant material A mixture of iron dust and saw dust Carbon impregnated with resin (usually bakelite) Both B and C An acid resistant material ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following crystal structures characterises the austenitic stainless steel? Face centred cubic None of these Body centred cubic Simple hexagonal Face centred cubic None of these Body centred cubic Simple hexagonal ANSWER DOWNLOAD EXAMIANS APP
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