Materials and Construction Which of the following is the most suitable material of construction for evaporator & its tubes for concentrating NaOH solution to 70%? Cast iron Karbate Steel Nickel Cast iron Karbate Steel Nickel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Vessels made of __________ can be used to store dry chlorine. Thermoplastic materials Nickel Steel or iron None of these Thermoplastic materials Nickel Steel or iron None of these ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the lightest of engineering metals? Aluminium Magnesium Titanium Tin Aluminium Magnesium Titanium Tin ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction The purpose of nitriding the steel is to Improve its reliability Soften its surface None of these Harden its surface Improve its reliability Soften its surface None of these Harden its surface ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Babbit metal (used for making bearings) comprises of Copper and aluminium Mainly tin (85%) and lead Zinc and aluminium Saw dust and iron dust mixture Copper and aluminium Mainly tin (85%) and lead Zinc and aluminium Saw dust and iron dust mixture ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Cast iron vessels are not suitable for the storage of H₂SO₄ (fuming) Freon H₂SO₄ (95%) at room temperature Wet SO₂ H₂SO₄ (fuming) Freon H₂SO₄ (95%) at room temperature Wet SO₂ ANSWER DOWNLOAD EXAMIANS APP
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