Materials and Construction Which of the following pairs of elements may form an alloy? Platinum & mercury Iron & carbon None of these Iron & mercury Platinum & mercury Iron & carbon None of these Iron & mercury ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Kel-F is a material, which is Having excellent chemical & high temperature resistance (upto 200°C) Having elastomeric properties All of these Chemically known as polychlorotrifluor-oethylene (PTFE) Having excellent chemical & high temperature resistance (upto 200°C) Having elastomeric properties All of these Chemically known as polychlorotrifluor-oethylene (PTFE) ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Aluminium alloy is one of the most suitable materials of construction for aircrafts mainly due to its Low temperature strength properties Its ability to be cast, rolled, forged & stamped High strength and corrosion & oxidation-resistance at elevated temperature High strength to weight ratio Low temperature strength properties Its ability to be cast, rolled, forged & stamped High strength and corrosion & oxidation-resistance at elevated temperature High strength to weight ratio ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction In order to be called steel, an alloy should have iron percentage greater than 90 70 80 50 90 70 80 50 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is universally employed as the low expansion metal in the bimetallic thermometer, which is an iron-nickel alloy containing 36% nickel and has very low co-efficient of expansion (l/20th of ordinary metals)? Invar Constantan Chromel Alumel Invar Constantan Chromel Alumel ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Bearings subjected to light load are made of Silicon bronze Monel Phosphorous bronze White metal Silicon bronze Monel Phosphorous bronze White metal ANSWER DOWNLOAD EXAMIANS APP
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