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 two non-intersecting and non-coplanar shafts are connected by gears, the arrangement is known as Bevel gearing Spiral gearing Spur gearing Helical gearing Bevel gearing Spiral gearing Spur gearing Helical gearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design A connecting rod should be Equally strong in buckling about X-axis and Y-axis Strong in buckling about Y-axis Strong in buckling about X-axis Any one of the above Equally strong in buckling about X-axis and Y-axis Strong in buckling about Y-axis Strong in buckling about X-axis Any one of the above ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a sleeve coupling, length of the sleeve is taken as (where d = Diameter of the shaft) 2d + 20 mm d + 17 mm 2d + 13 mm 3.5 d 2d + 20 mm d + 17 mm 2d + 13 mm 3.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The notch sensitivity q is expressed in terms of fatigue stress concentration factor Kf and theoretical stress concentration factor Kt as (Kf + 1)/ (Kt + 1) (Kt - 1)/ (Kf - 1) (Kf - 1)/ (Kt - 1) (Kt + 1)/ (Kf + 1) (Kf + 1)/ (Kt + 1) (Kt - 1)/ (Kf - 1) (Kf - 1)/ (Kt - 1) (Kt + 1)/ (Kf + 1) ANSWER DOWNLOAD EXAMIANS APP
Machine Design A locking device extensively used in marine type connecting rod ends is a Castle nut Ring nut Jam nut Sawn nut Castle nut Ring nut Jam nut Sawn nut ANSWER DOWNLOAD EXAMIANS APP
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