Mechanical Engineering Questions And Answers :: Engineering Materials: part1



Mechanical Engineering : Engineering Materials QUESTIONS AND ANSWERS :: part1 : 21 to 25

Following Mechanical Engineering Multiple choice objective type questions and answers will help you in BSNL JTO, GATE 2014 and IES 2014 examinations :

21.Malleability of a material can be defined as

ability to undergo large permanent deformations in compression
ability to recover its original form
ability to undergo large permanent deformations in tension
all of the above
none of the above.

22.The ability of a material to resist softening at high temperature is known as

creep
hot tempering
hot hardness
fatigue
super hardening.

23.Super conduction by metals is observed in the temperature range of

below 10�K
above 100�K
around 0�C
around 100�C
above 1000�C.

24.The number of electrons in 1 cm3 of metal would be of the order of

1010
TO16
1022
1040
1052

More Engineering Materials QUESTIONS AND ANSWERS available in next pages

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