Materials and Construction Presence of nitrogen in steel Increases its hardness Is desirable Increases its strength Makes it brittle Increases its hardness Is desirable Increases its strength Makes it brittle ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Super conductors are those substances, which Offer high resistance to current flow Conduct electricity at high temperature Offer no resistance to current flow Conduct electricity at low temperature Offer high resistance to current flow Conduct electricity at high temperature Offer no resistance to current flow Conduct electricity at low temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which one is remelted and poured into moulds to get cast iron? Mild steel Pig iron Low carbon steel Wrought iron Mild steel Pig iron Low carbon steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Most suitable material of construction for the storage of concentrated nitric acid is Monel Cast iron Karbate Aluminium or chromium alloys (Cr > 18% for cold acid) Monel Cast iron Karbate Aluminium or chromium alloys (Cr > 18% for cold acid) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Polythene (low or high density) containers are not corroded by Nitric acid (95%) at room temperature Sulphur trioxide at 60°C Any of these Sulphuric acid (10%) at room temperature Nitric acid (95%) at room temperature Sulphur trioxide at 60°C Any of these Sulphuric acid (10%) at room temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Dry chlorine can be handled in a vessel made of Brass Ickel Iron or steel PVC Brass Ickel Iron or steel PVC ANSWER DOWNLOAD EXAMIANS APP
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