Materials and Construction Austenitic manganese steel used for making jaws of crushing machines contains about __________ percent manganese. 3.5-4.5 44021 44179 1.5-2 3.5-4.5 44021 44179 1.5-2 ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Thermosetting polymers are Injection moulded Extruded None of these Cast molded Injection moulded Extruded None of these Cast molded ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Duralumin is an alloy of Aluminium and nickel Aluminium, copper and manganese None of these Aluminium, nickel and silicon Aluminium and nickel Aluminium, copper and manganese None of these Aluminium, nickel and silicon ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Which of the following is the hardest material? Corrundum Quartz Topaz Flourite Corrundum Quartz Topaz Flourite ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction Work hardening of a material Does not affect its ductility Decreases its tensile strength Increases its ductility Decreases its ductility Does not affect its ductility Decreases its tensile strength Increases its ductility Decreases its ductility ANSWER DOWNLOAD EXAMIANS APP
Materials and Construction A hardness depth of about 3 mm can be achieved by induction hardness in __________ seconds. 100 500 250 5 100 500 250 5 ANSWER DOWNLOAD EXAMIANS APP
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