Machine Design For hardening alloy steels and high speed steels, they are heated to 1100 to 1300°C 1300 to 1500°C 700 to 900°C 500 to 600°C 1100 to 1300°C 1300 to 1500°C 700 to 900°C 500 to 600°C ANSWER DOWNLOAD EXAMIANS APP
Machine Design For steel, the ultimate strength in shear as compared to ultimate strength in tension is 43832 43834 43864 43833 43832 43834 43864 43833 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The plasticity is the property of a material which enables it to Retain deformation produced under load permanently Regain its original shape after deformation when the external forces are removed Draw into wires by the application of a tensile force Resist fracture due to high impact loads Retain deformation produced under load permanently Regain its original shape after deformation when the external forces are removed Draw into wires by the application of a tensile force Resist fracture due to high impact loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear stress in a beam varies from zero at the outer fibers to a maximum at the________. Upper surface Neutral surface None of these Lower surface Upper surface Neutral surface None of these Lower surface ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if its efficiency is Less than 50% More than 50% Equal to 50% None of these Less than 50% More than 50% Equal to 50% None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress which vary from a minimum value to a maximum value of the same nature (i.e. tensile or compressive) is called Yield stress Fluctuating stress Alternating stress Repeated stress Yield stress Fluctuating stress Alternating stress Repeated stress ANSWER DOWNLOAD EXAMIANS APP
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