Materials and Construction In cold working of metal as compared to its hot working Cracks and blow holes are eliminated Yield stress, hardness and fatigue strength is not at all affected Appreciable strain hardening is produced Ductility and impact strength improves Cracks and blow holes are eliminated Yield stress, hardness and fatigue strength is not at all affected Appreciable strain hardening is produced Ductility and impact strength improves ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following would not be a suitable material of construction for handling aqueous hydrofluoric acid (HF) at 100°C ? Kel-F and teflon Stainless steel Monel Graphite Kel-F and teflon Stainless steel Monel Graphite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron vessels are not suitable for the storage of H₂SO₄ (95%) at room temperature H₂SO₄ (fuming) Wet SO₂ Freon H₂SO₄ (95%) at room temperature H₂SO₄ (fuming) Wet SO₂ Freon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction __________ is never shipped in glass carboys. Ammonia Acetic acid Phenol Formaldehyde Ammonia Acetic acid Phenol Formaldehyde ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In the Contact process of sulphuric acid manufacture, 98% acid cooler is made of Stainless steel Cast iron Rubber lined steel Lead lined steel Stainless steel Cast iron Rubber lined steel Lead lined steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Copper is dissolved from its ore by H₂SO₄ in a percolation tank made of Reinforced concrete lined with lead Stainless steel High silicon iron (14% Si) Wood Reinforced concrete lined with lead Stainless steel High silicon iron (14% Si) Wood ANSWER DOWNLOAD EXAMIANS APP
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