Materials and Construction Presence of 0.3 to 0.5% arsenic in copper increases its Malleability Electrical conductivity Tenacity & hardness Ductility Malleability Electrical conductivity Tenacity & hardness Ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following has the least carbon percentage? Mild steel White cast iron Low carbon steel Wrought iron Mild steel White cast iron Low carbon steel Wrought iron ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following alloying elements is present in maximum percentage in high speed steel. Vanadium Molybdenum Chromium Tungsten Vanadium Molybdenum Chromium Tungsten ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following pairs of elements may form an alloy? Iron & mercury None of these Platinum & mercury Iron & carbon Iron & mercury None of these Platinum & mercury Iron & carbon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Brass container is suitable for storing H₂SO₄(95%) Aqueous ammonia Phosphoric acid (95%) Beer H₂SO₄(95%) Aqueous ammonia Phosphoric acid (95%) Beer ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction 100% H₂SO₄ at 30°C can't be stored in a vessel made/lined with Teflon, glass and porcelain Mild steel and stainless steel Cast iron and high silicon iron Aluminium, tin and rubber Teflon, glass and porcelain Mild steel and stainless steel Cast iron and high silicon iron Aluminium, tin and rubber ANSWER DOWNLOAD EXAMIANS APP
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