Machine Design Which is correct statement? Stress concentration in static loading is Seriousness would depend on other factors Very serious in ductile materials and less serious in brittle materials Equally serious in both types of materials Very serious in brittle materials and less serious in ductile materials Seriousness would depend on other factors Very serious in ductile materials and less serious in brittle materials Equally serious in both types of materials Very serious in brittle materials and less serious in ductile materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing Is minimum at zero speed and increases monotonically with increase in speed Becomes minimum at an optimum speed and then increases with further increase in speed Is maximum at zero speed and decreases monotonically with increase in speed Remains constant at all speeds Is minimum at zero speed and increases monotonically with increase in speed Becomes minimum at an optimum speed and then increases with further increase in speed Is maximum at zero speed and decreases monotonically with increase in speed Remains constant at all speeds ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a beam of rectangular cross-section of width b and depth d, is subjected to a shear force F, the maximum shear stress induced will be 4F/bh 2F/bh F/bh 3F/2bh 4F/bh 2F/bh F/bh 3F/2bh ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the case of an elastic bar fixed at upper end and loaded by a falling weight at lower end, the shock load produced can be decreased by Decreasing the cross-section area of bar Would depend upon other factors Increasing the cross-section area of bar Remain unaffected with cross-section area Decreasing the cross-section area of bar Would depend upon other factors Increasing the cross-section area of bar Remain unaffected with cross-section area ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is positive drive? Crossed belt drive V belt drive Timing belt Flat belt drive Crossed belt drive V belt drive Timing belt Flat belt drive ANSWER DOWNLOAD EXAMIANS APP
Machine Design A spring is used to Measure forces All of these Apply forces Store energy Measure forces All of these Apply forces Store energy ANSWER DOWNLOAD EXAMIANS APP
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