154) Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is

Answer is:

invar.

Explanation:

Invar is an alloy of iron and nickel with a negligible coefficient of expansion, and it is used in the making of clocks and scientific instruments like surveying tapes

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155) A cold chisel is made of

Answer is:

high carbon

156) An engineer′s hammer is made of

Answer is:

high carbon steel

157) Inconel is an alloy of

Answer is:

nickel, chromium and iron

158) By severely deforming a metal in a particular direction it becomes

Answer is:

anisotropic.

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154) Surveying tapes are made of a material having low coefficient of expansion and enough strength. The alloy used is

invar.

Engineering Materials MCQ with Answers

Related Engineering Materials MCQ with Answers

155) A cold chisel is made of

high carbon

156) An engineer′s hammer is made of

high carbon steel

157) Inconel is an alloy of

nickel, chromium and iron

158) By severely deforming a metal in a particular direction it becomes

anisotropic.

Engineering Materials MCQ with Answers