Materials and Construction Lead pipe is All of these Usually joined by burning (e.g. by melting to adjacent pieces with a torch) Especially resistant to solutions containing H₂SO₄ Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain All of these Usually joined by burning (e.g. by melting to adjacent pieces with a torch) Especially resistant to solutions containing H₂SO₄ Having very low elastic limit resulting in permanent deformation from either mechanical or thermal strain ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cold worked steel parts are normally subjected to Normalising Annealing Shot peening Hardening Normalising Annealing Shot peening Hardening ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the easiest to bend? Wrought iron Stainless steel Steel Cast iron Wrought iron Stainless steel Steel Cast iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Polythene (low or high density) containers are not corroded by Sulphur trioxide at 60°C Nitric acid (95%) at room temperature Any of these Sulphuric acid (10%) at room temperature Sulphur trioxide at 60°C Nitric acid (95%) at room temperature Any of these Sulphuric acid (10%) at room temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Mild steel is used for making Fish plates Channels Die block Drop forging Fish plates Channels Die block Drop forging ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The main purpose of galvanising iron sheets is to Harden the surface Prevent the action of water Prevent the action of oxygen Increase its glossiness and lustre Harden the surface Prevent the action of water Prevent the action of oxygen Increase its glossiness and lustre ANSWER DOWNLOAD EXAMIANS APP
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