Machine Design The initial tension (in newtons) in a bolt used for making a fluid tight joint like steam engine cover joints, is calculated by the relation (where d = Nominal diameter of bolt in mm) 2840 d 1420 d 1680 d 2080 d 2840 d 1420 d 1680 d 2080 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a turnbuckle, if one of the rods has left hand threads, then the other rod will have Multiple threads Right hand threads Left hand threads Pointed threads Multiple threads Right hand threads Left hand threads Pointed threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design Auto frettage is the method of Pre-stressing thick cylinders Increasing the life of thick cylinders Calculating stresses in thick cylinders Joining thick cylinders Pre-stressing thick cylinders Increasing the life of thick cylinders Calculating stresses in thick cylinders Joining thick cylinders ANSWER DOWNLOAD EXAMIANS APP
Machine Design At low temperatures (say 75°C) the notched bar impact value of steel Remain same Increases markedly Depends on heat treatment carried out Decreases markedly Remain same Increases markedly Depends on heat treatment carried out Decreases markedly ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centre to centre distance between two consecutive rivets in a row, is called Margin Back pitch Pitch Diagonal pitch Margin Back pitch Pitch Diagonal pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design A stud Has pointed threads Has a head on one end and a nut fitted to the other Has head at one end and other end fits into a tapped hole in the other part to be joined Has both the ends threaded Has pointed threads Has a head on one end and a nut fitted to the other Has head at one end and other end fits into a tapped hole in the other part to be joined Has both the ends threaded ANSWER DOWNLOAD EXAMIANS APP