Machine Design In hydrodynamic bearings The oil film is maintained by supplying oil under pressure The oil film pressure is generated only by the rotation of the journal Grease is used for lubrication Do not require external supply of lubricant The oil film is maintained by supplying oil under pressure The oil film pressure is generated only by the rotation of the journal Grease is used for lubrication Do not require external supply of lubricant ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw will be self locking, if Friction angle is more than helix angle Friction angle is equal to helix angle Friction angle is less than helix angle Efficiency of screw is 100% Friction angle is more than helix angle Friction angle is equal to helix angle Friction angle is less than helix angle Efficiency of screw is 100% ANSWER DOWNLOAD EXAMIANS APP
Machine Design Transverse fillet welded joints are designed for Bending strength Tensile strength Shear strength Compressive strength Bending strength Tensile strength Shear strength Compressive strength ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cast iron pipes are mainly used In water and sewage systems In pressure lubrication systems on prime movers All of these For conveying steam In water and sewage systems In pressure lubrication systems on prime movers All of these For conveying steam ANSWER DOWNLOAD EXAMIANS APP
Machine Design The wire ropes make contact at Sides of groove of the pulley Bottom of groove of the pulley Anywhere in the groove of the pulley Sides and bottom of groove of the pulley Sides of groove of the pulley Bottom of groove of the pulley Anywhere in the groove of the pulley Sides and bottom of groove of the pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design In block brakes, the ratio of shoe width to wheel diameter is taken between 0.25 and 0.50 0.75 and 1 0.50 and 0.75 0.1 and 0.25 0.25 and 0.50 0.75 and 1 0.50 and 0.75 0.1 and 0.25 ANSWER DOWNLOAD EXAMIANS APP