Engineering Materials MCQ with Answers

Engineering Materials MCQ with Answers

76) shock resistance of steel is increased by adding

Answer is:

nickel and chromium

77) The steel widely used for motor car crankshafts is

Answer is:

chromium steel

78) The silicon steel is widely used for

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

Answer is:

high speed steel

80) which of the following gives the correct order of increasing hot hardness of cutting tool materials?

Answer is:

High speed steel, Carbide, Diamond

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