Answer Happy

16. Non bulk materials with hardening characters are the manufactured using_forming operations Machining . Cold working Hot forging d. Casting None of these 17. heating metal boveitsrecht THE 18 temperature prior to deformations more strain hardening b. higher forces, power, and energy to perform the operation greater amounts of straining d. warm working none of these materials fracture rather than yielding to plastic flow a. Warm worked perfectly plastic thermoset polymers b. Cold worked cast iron CHot worked metal d. Cold worked strain hardened aluminum e. None of these 19. According to Merchant theory, which of effect reduces power and forces required to performa machining a. install cutting tool to reduce rake angle b. choose refractory material for cutting tool c. increase operating speed d. increase depth of cut e none of these 20. Advantages hot working over cold working operations are a. Higher hydraulic power required b. Surface oxidation Substantial plastic deformation d. Shorter tool life e. All of these 21. Stresses in most metal forming operations are a. Shear b. Tensile C. Compressive d. Bending e. None of these 22. Machining a finish cut removes amounts of material with _ feed depth and __speed a. Large, low, high b. Large, high, high c. Small, high, high M Northern 24. Anothers Surface coming From Pocket d. Taperture All of these 25. Dropertions indude . Center Counters Counterbore dTap e. All of the above 26. Discontinuous chips are formed in machining - a Low tool to chip friction - cutting fluid b. High cutting speeds Small feed and cut depth d. Serrated patterns e. None of these 27. Barreling is most prevalent in- forging a. Flashless die b. Impression die Open die d. All of these e. None of these 28. Advantages of extrusion over forgings include_ a. Little or no material waste b. Closer tolerances on finished parts c. No surface oxidation d. Higher production rates e. All of the above 29. Sheet metal operations can include a. Punching blanks b. Shearing bar stock c. Drawing rods d. Stamping blanks e. All of these 30. _ mill results in _tool life because shear plan a. Up, longer, longer b. Climb, shorter, shorter C. Down, longer, shorter d. Conventional, longer, shorter e. None of these C.