Miscellaneous In Metallurgy - Study Mode
[#201] TIG welding is preferred for
Correct Answer
(B) Aluminium
[#202] The temperature of the workpiece in metal working depends on
Correct Answer
(D) all of these
[#203] Match following: Group 1 Group 2 P. Ergun equation 1. Tube flow Q. Hagen-poiseulle equation 2. overall energy balance R. Bernoulli equation 3. packed bed S. Fourier equation 4. Heat flow
Correct Answer
(D) P-3, P-1, R-2, S-4
[#204] Thin walled pressure vessels are to be made either from Material A and B. If the applied stress is 1.2 times higher when material A is used and (K IC ) A = 0.6(K IC ) B (where, K IC denotes plain strain fracture toughness). The ratio of critical crack lengths in material A and B will be
Correct Answer
(B) $$frac{1}{4}$$
[#205] How is cooling of the material done is normalizing process
Correct Answer
(C) Still air