Mechanical Engineering

1.Define buckling factor. Ans: It is the ratio of the equivalent length of column to…

1.What is the structure of pure iron and whether it is soft or hard ?…

1.Explain the difference between ferrite, austenite and graphite ? Ans: Ferrite is the solid solution…

1.For which parts the Wahl factor and Lewis form factor used ? Ans: For springs…

1.What does thermal diffusivity of metals signify. Ans: Thermal diffusivity is associated with the speed…

1.Which element is added in steel to increase resistance to corrosion ? Ans: Chromium. 2.Whether…

1.What is the difference between isotropic and anisotropic materials ? Ans: If a material exhibits…

1.Which reactor produces more fissionable material than it consumes ? Ans: Breeder reactor. 2.Which reactor…

1.How the analyses and calorific values of fuels can be reported ? Ans: It may…

1.Which reactor has no moderator ? Ans: Fast breeder reactor. 2.What are thermal neutrons ?…