35) A Construction line of infinite length can be
Answer is:
trimmed from both ends
ISRO Draughtsman-B Mechanical Question Paper - 2016 (Set -1) with Answer Key
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Answer is:
45
Answer is:
2(lxb+1xh+hxb)
Answer is:
Elevation
Answer is:
Martensite
Explanation:
If the hot steel is cooled rapidly the austenite changes into a new structure called ‘MARTENSITE’. This structure is very fine grained, very hard and magnetic. It is extremely wear-resistant and can cut other metals.