Machine Design Which one of the following is a positive drive? Chain drive Rope drive V-belt drive Crossed flat belt drive Chain drive Rope drive V-belt drive Crossed flat belt drive ANSWER DOWNLOAD EXAMIANS APP
Machine Design The load cup of a screw jack is made separate from the head of the spindle to Enhance the load carrying capacity of the jack Prevent the rotation of load being lifted Reduce the effort needed for lifting the working load Reduce the value of frictional torque Enhance the load carrying capacity of the jack Prevent the rotation of load being lifted Reduce the effort needed for lifting the working load Reduce the value of frictional torque ANSWER DOWNLOAD EXAMIANS APP
Machine Design The stress which vary from a minimum value to a maximum value of the same nature (i.e. tensile or compressive) is called Repeated stress Fluctuating stress Alternating stress Yield stress Repeated stress Fluctuating stress Alternating stress Yield stress 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° 90° 160° 180° 135° 90° 160° 180° ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a marine flange coupling, the pitch circle diameter of bolts is taken as 2 d 1.2 d 2.5 d 1.6 d 2 d 1.2 d 2.5 d 1.6 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The process which improves the machinability of steels, but lowers the hardness and tensile strength is Process annealing Normalising Spheroidising Full annealing Process annealing Normalising Spheroidising Full annealing ANSWER DOWNLOAD EXAMIANS APP
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