Materials and Construction Which of the following is produced by condensation polymerisation? Polythene Bakelite Poly vinyl chloride Polystyrene Polythene Bakelite Poly vinyl chloride Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 100% H₂SO₄ at 30°C can't be stored in a vessel made/lined with Aluminium, tin and rubber Cast iron and high silicon iron Mild steel and stainless steel Teflon, glass and porcelain Aluminium, tin and rubber Cast iron and high silicon iron Mild steel and stainless steel Teflon, glass and porcelain ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction How many atoms are there per unit cell in a body centred cubic lattice system? 4 3 2 6 4 3 2 6 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Slow plastic deformation of metals under a constant stress is termed as __________ failure. None of these Endurance Creep Fatigue None of these Endurance Creep Fatigue 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%)? Armature of small motors/generators Generators and small motors High frequency transformers Induction motors Armature of small motors/generators Generators and small motors High frequency transformers Induction motors ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Alpha iron is stable __________ °C. Upto 910 Above 1800 Between 910 & 1403 Above 1403 Upto 910 Above 1800 Between 910 & 1403 Above 1403 ANSWER DOWNLOAD EXAMIANS APP
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