Machine Design Guest's theory is used for Plastic materials Brittle materials Ductile materials Elastic materials Plastic materials Brittle materials Ductile materials Elastic materials 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)/2 T₁ - T₂ + Tc T₁ + T₂ + Tc (T₁ + T₂ + Tc)/2 (T₁ - T₂ + Tc)/2 T₁ - T₂ + Tc T₁ + T₂ + Tc (T₁ + T₂ + Tc)/2 ANSWER DOWNLOAD EXAMIANS APP
Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Depends on heat treatment carried out Increases markedly Decreases markedly Remain same Depends on heat treatment carried out Increases markedly Decreases markedly Remain same ANSWER DOWNLOAD EXAMIANS APP
Machine Design The process which improves the machinability of steels, but lowers the hardness and tensile strength is Spheroidising Process annealing Normalising Full annealing Spheroidising Process annealing Normalising Full annealing ANSWER DOWNLOAD EXAMIANS APP
Machine Design A bolt of M 24 × 2 means that The pitch of the thread is 24 mm and depth is 2 mm The effective diameter of bolt is 24 mm and there are 2 threads per cm Cross-sectional area of the threads is 24 mm² The nominal diameter of bolt is 24 mm and pitch is 2 mm The pitch of the thread is 24 mm and depth is 2 mm The effective diameter of bolt is 24 mm and there are 2 threads per cm Cross-sectional area of the threads is 24 mm² The nominal diameter of bolt is 24 mm and pitch is 2 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing Is maximum at zero speed and decreases monotonically with increase in speed Is minimum at zero speed and increases monotonically with increase in speed Becomes minimum at an optimum speed and then increases with further increase in speed Remains constant at all speeds Is maximum at zero speed and decreases monotonically with increase in speed Is minimum at zero speed and increases monotonically with increase in speed Becomes minimum at an optimum speed and then increases with further increase in speed Remains constant at all speeds ANSWER DOWNLOAD EXAMIANS APP