Machine Design When the belt is transmitting maximum power, the belt speed should be(Where, m = mass of belt per meter (kg/m) and Pmax = maximum permissible tension in belt (N)) √(Pmax / 3m) √(Pmax / 2m) √(Pmax / m) √(3m /Pmax) √(Pmax / 3m) √(Pmax / 2m) √(Pmax / m) √(3m /Pmax) 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. 90° 135° 160° 180° 90° 135° 160° 180° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The connecting rod bolts are tightened up so that tightening stress Approaches yield point Is just sufficient to hold parts together Is about yield point divided by safety factor Is 50% of yield point Approaches yield point Is just sufficient to hold parts together Is about yield point divided by safety factor Is 50% of yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design A universal coupling is used to connect two shafts Whose axes intersect at a small angle Which are not in exact alignment Which are perfectly aligned Have lateral misalignment Whose axes intersect at a small angle Which are not in exact alignment Which are perfectly aligned Have lateral misalignment ANSWER DOWNLOAD EXAMIANS APP
Machine Design If an application calls for stresses on screw threads in one direction only, then the following type of thread would be best suited Buttress Acme BSW Square Buttress Acme BSW Square ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration factor is defined as the ratio of Nominal stress to the endurance limit Maximum stress to the nominal stress Nominal stress to the maximum stress Maximum stress to the endurance limit Nominal stress to the endurance limit Maximum stress to the nominal stress Nominal stress to the maximum stress Maximum stress to the endurance limit ANSWER DOWNLOAD EXAMIANS APP