Machine Design Which of the following property is essential for spring materials? Stiffness Ductility Plasticity Resilience Stiffness Ductility Plasticity Resilience ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrodynamic bearings Grease is used for lubrication The oil film is maintained by supplying oil under pressure Do not require external supply of lubricant The oil film pressure is generated only by the rotation of the journal Grease is used for lubrication The oil film is maintained by supplying oil under pressure Do not require external supply of lubricant The oil film pressure is generated only by the rotation of the journal ANSWER DOWNLOAD EXAMIANS APP
Machine Design If b denotes the face width and L denotes the cone distance for a bevel gear, then the bevel factor is written as b/L b/2L 1 - (b/L) 1 - 2 b.L b/L b/2L 1 - (b/L) 1 - 2 b.L ANSWER DOWNLOAD EXAMIANS APP
Machine Design The velocity factor for ordinary cut gears operating at velocities up to 12.5 m/s is equal to 4.5/(4.5 + v) 6/(6 + v) 3/(3 + v) 0.75/(0.75 + √v) 4.5/(4.5 + v) 6/(6 + v) 3/(3 + v) 0.75/(0.75 + √v) ANSWER DOWNLOAD EXAMIANS APP
Machine Design The dynamic tooth load is due to Deflections of teeth under load All of these Irregularities in tooth profiles Inaccuracies of tooth spacing Deflections of teeth under load All of these Irregularities in tooth profiles Inaccuracies of tooth spacing ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if its efficiency is None of these Equal to 50% More than 50% Less than 50% None of these Equal to 50% More than 50% Less than 50% ANSWER DOWNLOAD EXAMIANS APP