Machine Design When the bearing is subjected to large fluctuations of load and heavy impacts, the bearing characteristic number should be _________ the bearing modulus. 15 times 10 times 20 times 5 times 15 times 10 times 20 times 5 times ANSWER DOWNLOAD EXAMIANS APP
Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing Becomes minimum at an optimum speed and then increases with further increase in speed Remains constant at all speeds Is minimum at zero speed and increases monotonically with increase in speed Is maximum at zero speed and decreases monotonically with increase in speed Becomes minimum at an optimum speed and then increases with further increase in speed Remains constant at all speeds Is minimum at zero speed and increases monotonically with increase in speed Is maximum at zero speed and decreases monotonically with increase in speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance limit in shear of carbon steel can be obtained by multiplying the endurance limit in flexure by a factor of 0.75 0.65 0.55 0.45 0.75 0.65 0.55 0.45 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails At the elastic limit Below the elastic limit Below the yield point At the yield point At the elastic limit Below the elastic limit Below the yield point At the yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the bolts are subjected to Shear stress Tensile stress None of these Compressive stress Shear stress Tensile stress None of these Compressive stress ANSWER DOWNLOAD EXAMIANS APP
Machine Design The resilience of a bolt may be increased by Decreasing its shank diameter Decreasing its length Increasing its shank diameter Increasing its length Decreasing its shank diameter Decreasing its length Increasing its shank diameter Increasing its length ANSWER DOWNLOAD EXAMIANS APP