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Engineering
Mechanical
ME Set-1
Engineering Materials
75

Engineering Materials MCQ with Answers

75) The presence of hydrogen in steel causes

reduced neutron absorption cross-section

improved weldability

embrittlement

corrosion resistance

Answer is:

embrittlement

Engineering Materials MCQ with Answers

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Related Engineering Materials MCQ with Answers

76) shock resistance of steel is increased by adding

nickel

chromium

nickel and chromium

sulphur, lead and phosphorus

Answer is:

nickel and chromium

77) The steel widely used for motor car crankshafts is

nickel steel

chromium steel

nickel-chrome steel

silicon steel

Answer is:

chromium steel

78) The silicon steel is widely used for

connecting rods

cutting tools

generators and transformers in the form of laminated cores

motor car crankshafts

Answer is:

generators and transformers in the form of laminated cores

Explanation:

The silicon steel is widely used for Generators and transformers in the form of laminated cores

79) The cutting tools are made from

nickel steel

chrome steel

nickel-chrome steel

high speed steel

Answer is:

high speed steel

Engineering Materials MCQ with Answers

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