Machine Design Residual stress in materials Is independent of external loads Becomes zero when external load is removed Is always harmful Acts when external load is applied Is independent of external loads Becomes zero when external load is removed Is always harmful Acts when external load is applied ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the pulley or other mating piece is required to slide along the shaft, a __________ sunk key is used. Square Parallel Rectangular None of these Square Parallel Rectangular None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a hydrodynamic lubricated bearing The lubricant is forced between the journal and the bearing, by external pressure There is no lubricant between the journal and the bearing There is a thin film of lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure There is no lubricant between the journal and the bearing There is a thin film of lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Is 50% of yield point Is just sufficient to hold parts together Is about yield point divided by safety factor Approaches yield point Is 50% of yield point Is just sufficient to hold parts together Is about yield point divided by safety factor Approaches yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways. 135° 180° 90° 160° 135° 180° 90° 160° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Allen bolts are Designed for shock load Provided with hexagonal depression in head Self locking bolts Used in aircraft application Designed for shock load Provided with hexagonal depression in head Self locking bolts Used in aircraft application ANSWER DOWNLOAD EXAMIANS APP
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