Machine Design In hydrodynamic bearings The oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure Grease is used for lubrication The oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure Grease is used for lubrication ANSWER DOWNLOAD EXAMIANS APP
Machine Design A locking device in which the bottom cylindrical portion is recessed to receive the tip of the locking set screw, is called Ring nut Jam nut Sawn nut Castle nut Ring nut Jam nut Sawn nut Castle nut ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a shaft made from ductile material is subjected to combined bending and twisting moment, calculations based on which one of the following failure theories will give the most conservative value? Maximum strain energy theory Maximum shear stress theory Maximum principal stress theory Maximum distortion energy theory Maximum strain energy theory Maximum shear stress theory Maximum principal stress theory Maximum distortion energy theory ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a shaft diameter of 200 mm, the number of bolts in a marine flange coupling should be 4 8 10 6 4 8 10 6 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tapered roller bearings can take Both radial and axial loads and the ratio of these being less than unity Axial load only Radial load only Both radial and axial loads and the ratio of these being greater than unity Both radial and axial loads and the ratio of these being less than unity Axial load only Radial load only Both radial and axial loads and the ratio of these being greater than unity ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is wrong for a connecting rod? The most suitable section for the connecting rod is T-section If Ixx < 4 Iyy, the buckling will occur about X-axis If Ixx > 4 Iyy, the buckling will occur about Y-axis The connecting rod will be equally strong in buckling about X-axis and Y-axis, if Ixx = 4 Iyy The most suitable section for the connecting rod is T-section If Ixx < 4 Iyy, the buckling will occur about X-axis If Ixx > 4 Iyy, the buckling will occur about Y-axis The connecting rod will be equally strong in buckling about X-axis and Y-axis, if Ixx = 4 Iyy ANSWER DOWNLOAD EXAMIANS APP
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