Mechanical Engineering Questions And Answers :: Engineering Materials: part5



Mechanical Engineering : Engineering Materials QUESTIONS AND ANSWERS :: part5 : 21 to 25

Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2024 and IES 2024 examinations :

21.Nodular iron has

high maehinability
low melting point
high tensile strength
good fluidity
all of the above.

22.Blast furnace produces following by reduction of iron ore

cast iron
pig iron
wrought iron
malleable iron
white iron.

23.Cupola produces following material

cast iron
pig iron
rought iron
malleable iron
white iron.

24.Tensile strength of steel can be safely in-creased by

adding carbon upto 2.8%
adding carbon upto 6.3%
adding carbon upto 0.83%
adding small quantities of copper
adding copper and carbon.

More Engineering Materials QUESTIONS AND ANSWERS available in next pages

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