Home

What is the correct answer?

4

Often earing defects are found during deep drawing operation, because the

A. Surface finish of the sheet is poor

B. Sheet material has been given substantial spring back

C. Starting sheet has planer anisotropy due to its texture

D. Starting sheet has normal anisotropy due to its texture

Correct Answer :

C. Starting sheet has planer anisotropy due to its texture


Related Questions

Volume of blast furnace slag is about __________ times the volume of hot… Pick out the wrong statement about coating/electroplating of metals. Energy to be supplied to the radioactive nucleus for the emission of a… Melting point & boiling points of liquid oxygen are respectively - 218.8°C… Which of the following varies as the square root of oil pressure during… Cold heading or upsetting is categorised as the __________ process. Which of the following is an example of cathodic protection of metals… A highly elastic material is deformed least on loading and retains its… Volumetric composition of flue gas analysed with the Orsat apparatus is… Even though heat transfer co-efficient in boiling liquids is large, use… Iron content in Indian iron ore is about __________ percent. In connection with corrosion of metals, passivation is the process that Hydro-cyclone is a For infinite parallel planes having emissivities ε1 & ε2, the… Metal shots used in shot blasting are made of Lead is poured into the joints between two __________ pipes. Density in the solid state is slightly less than that in its liquid state,… Specific __________ is a dimensionless quantity. LVDT used for displacement measurement is a/an __________ transducer. Which of the following is used to produce draught in the locomotive boilers? The concentration of (H+) ions is 4 x 10-5 in a solution. Then pH of the… Spheroidising of a material is a/an __________ process. The behaviour of a metal specimen, which when plastically strained in… Boiler tube size is specified by its thickness and __________ diameter. Wrought iron is never shaped by Powder metallurgy process does not make metal powder by Leakage in a cooking gas cylinder is detected by The refrigerant freon-12 is chemically __________ is the most suitable lubricant for drawing mild steel wires? When dry bulb temperature & wet bulb temperature of moist air is the same,…