With increase in annealing temperature, the following defect density decreases?

Related Mcqs:

Cold cracking in the heat affected zone of a high strength steel weld can take place because of the___________________?

A. Retained austenite B. Martensite formation C. Relatively high sulphur content in the base metal D. Sufficient hydrogen present in the welding arc...

Maximum amount of thermal radiation is emitted at all wavelengths at any specified temperature by a/an ______________ body?

A. Grey B. Black C. Opaque D. White...

Hot dipping process is used for coating a low melting point metal (e.g. Pb, Sn, Zn) on iron, steel & copper having relatively higher melting points. Which of the following is not a hot dipping process ?

A. Galvanising B. Tinning C. Sherardizing D. None of these...

Volumetric composition of flue gas analysed with the Orsat apparatus is : CO2 = 12%, O2 = 8%, CO = nil, N2 = 80%. This flue gas composition indicates that_________________?

A. Pure oxygen has been used for combustion B. Nitrogen percentage in the fuel is very high C. Excess air has been used for combustion D. Hydrogen is not present in the fuel...

Spark plug is provided in a/an_________________?

A. Engine having carburettor B. Diesel engine C. Compression ignition engine D. Both B. & C....