a) decreases strength and hardness of steelb) improves corrosion resistancec) decreases ductilityd) improves strength and hardness of steel
View QuestionWhat is the permissible percentage of Sulphur and Phosphorous content in steel?
a) 0.1%, 0.12%b) 1.0%, 3.0%c) 3.0%, 1.0%d) 1.0%, 1.0% Answer: aExplanation: Sulphur content is generally ...
View QuestionStructural Steel normally has carbon content less than _______
a) 1.0%b) 0.6%c) 3.0%d) 5.0% Answer: bExplanation: Structural Steel normally have a carbon content less ...
View QuestionPoisson’s ratio of steel is ________
a) 0.1b) 1.0c) 0.3d) 2.0 Answer: cExplanation: Poisson’s ratio = transverse strain/axial strain. As per ...
View QuestionUnit mass of Steel = ________
a) 785 kg/m3 b) 450 kg/m3 c) 450 kg/cm3 d) 7850 kg/m3 Answer: d Explanation: As per IS 800-2007, ...
View QuestionElastic Modulus of Steel is __________
a) 1.5 x 109 N/mm2 b) 2.0 x 105 N/mm2 c) 2.0 x 105 N/m2 d) 1.5 x 109 N/m2
View QuestionWhich of the following is a disadvantage of Steel?
a) High strength per unit massb) High durabilityc) Fire and corrosion resistanced) Reusable Answer: cExplanation: ...
View QuestionSteel is mainly an alloy of
a) Iron and Carbonb) Sulphur and Zincc) Zinc and tind) Phosphorous and Tin Answer: aExplanation: ...
View QuestionWhich one of the below is not a feature of cement Kiln?
a) Employs alternate fuelsb) Natural alkaline environmentc) High temperatured) Portable Answer: dExplanation: Cement kiln is ...
View QuestionShale provides argillaceous components required for cement manufacture process.
a) Trueb) False Answer: aExplanation: Quarrying shale stone gives the argillaceous component. These are silica, ...
View Question