Machine Design The process which improves the machinability of steels, but lowers the hardness and tensile strength is Spheroidising Normalising Process annealing Full annealing Spheroidising Normalising Process annealing Full annealing ANSWER DOWNLOAD EXAMIANS APP
Machine Design If T₁ and T₂ are the tensions on the tight and slack sides of the belt respectively, and Tc is the centrifugal tension, then initial tension in the belt is equal to T₁ - T₂ + Tc (T₁ - T₂ + Tc)/2 T₁ + T₂ + Tc (T₁ + T₂ + Tc)/2 T₁ - T₂ + Tc (T₁ - T₂ + Tc)/2 T₁ + T₂ + Tc (T₁ + T₂ + Tc)/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The rolling contact bearings as compared to sliding contact bearings have Low starting and low running friction except at very high speeds Small overall dimensions All of these Accuracy of shaft alignment Low starting and low running friction except at very high speeds Small overall dimensions All of these Accuracy of shaft alignment ANSWER DOWNLOAD EXAMIANS APP
Machine Design A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is 10 N-m 5 N-m 15 N-m 7 N-m 10 N-m 5 N-m 15 N-m 7 N-m ANSWER DOWNLOAD EXAMIANS APP
Machine Design The edges of the plates for cylindrical vessels are usually bevelled to an angle of 80° for Safety Ease of manufacture Fullering and caulking Reducing stress concentration Safety Ease of manufacture Fullering and caulking Reducing stress concentration ANSWER DOWNLOAD EXAMIANS APP
Machine Design In cylindrical cams, the follower moves In a direction parallel to the cam axis Along the cam axis In a direction perpendicular to the cam axis In any direction irrespective of cam axis In a direction parallel to the cam axis Along the cam axis In a direction perpendicular to the cam axis In any direction irrespective of cam axis ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS