working increases ultimate tensile strength.

Related MCQs

• -------- working increases ultimate tensile strength.
• tensile test was conducted on a steel specimen of diameter 20 mm and gauge length 75 mm. the gauge length and diameter during fracture are 95 mm and 12 mm respectively. If ultimate tensile load is 8000 kg, the UTS is                     
• in tensile test, during strain hardening material after cold working shows                      in strength with decreased toughness
• in hydrogen embrittlement if the pressure of molecular hydrogen is greater than the ultimate strength of the material                   
• during tensile test, if gauge length                   percentage elongation increases due to localised elongation
• the property of metals increases and property decreases due to cold working
•   cold working requires higher than hot working
• the machinery used for hot working is than used for cold working
• Forces required in cold working is than hot working
• In hot working force required is than cold working