Materials and Construction Brine (15% concentration) can be stored in a vessel made of Cast iron None of these Karbate Monel Cast iron None of these Karbate Monel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 100% H₂SO₄ at 30°C can't be stored in a vessel made/lined with Cast iron and high silicon iron Mild steel and stainless steel Aluminium, tin and rubber Teflon, glass and porcelain Cast iron and high silicon iron Mild steel and stainless steel Aluminium, tin and rubber Teflon, glass and porcelain ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Straight silicon steel (containing Si from 0.5 to 5%) because of their low hysterisis loss and high magnetic permeability are used for electrical appliances. Which of the following electrical appliances made of silicon steel contains maximum percentage of silicon (about 4%)? Generators and small motors High frequency transformers Induction motors Armature of small motors/generators Generators and small motors High frequency transformers Induction motors Armature of small motors/generators ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Galvanising is generally done on Low carbon steel Non-ferrous metals Cast iron Stainless steel Low carbon steel Non-ferrous metals Cast iron Stainless steel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction To improve the machinability of steel by its softening, it is subjected to Cold working Annealing Shot blasting Heating Cold working Annealing Shot blasting Heating ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Pure nickel is Having h.c.p. crystal lattice Ferromagnetic at room temperature Not resistant to oxidation at high temperature Ferromagnetic above its curie point (i.e., 415°C) Having h.c.p. crystal lattice Ferromagnetic at room temperature Not resistant to oxidation at high temperature Ferromagnetic above its curie point (i.e., 415°C) ANSWER DOWNLOAD EXAMIANS APP
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