Machine Design The centrifugal tension in belts Increases the power transmitted Increase the wrap angle Increases the belt tension without increasing power transmission Decreases the power transmitted Increases the power transmitted Increase the wrap angle Increases the belt tension without increasing power transmission Decreases the power transmitted ANSWER DOWNLOAD EXAMIANS APP
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) 2080 d 2840 d 1680 d 1420 d 2080 d 2840 d 1680 d 1420 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Auto frettage is the method of Increasing the life of thick cylinders Calculating stresses in thick cylinders Pre-stressing thick cylinders Joining thick cylinders Increasing the life of thick cylinders Calculating stresses in thick cylinders Pre-stressing thick cylinders Joining thick cylinders ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the material of key and shaft is same, and the width of key is one-fourth of the diameter of shaft (d), then length of key will be 1.8 d 1.2 d 0.8 d 1.57 d 1.8 d 1.2 d 0.8 d 1.57 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design If two springs are in parallel then their overall stiffness will be Half Double None of these Same Half Double None of these Same ANSWER DOWNLOAD EXAMIANS APP
Machine Design The property of a bearing material which has the ability to accommodate small particles of dust, grit etc. without scoring the material of the journal, is called Fatigue strength Bondability Embeddability Comformability Fatigue strength Bondability Embeddability Comformability ANSWER DOWNLOAD EXAMIANS APP