Machine Design The shock resistance of steel is increased by adding Nickel Nickel and chromium Cobalt and molybdenum Chromium Nickel Nickel and chromium Cobalt and molybdenum Chromium ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways. 90° 180° 135° 160° 90° 180° 135° 160° ANSWER DOWNLOAD EXAMIANS APP
Machine Design A key capable of tilting in a recess milled out in a shaft is known as Feather key Hollow saddle key Woodruff key Flat saddle key Feather key Hollow saddle key Woodruff key Flat saddle key ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bending stress in a curved beam is None of these Zero at the centroidal axis Maximum at the neutral axis Zero at the point other than centroidal axis None of these Zero at the centroidal axis Maximum at the neutral axis Zero at the point other than centroidal axis ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrodynamic bearings Do not require external supply of lubricant Grease is used for lubrication The oil film is maintained by supplying oil under pressure The oil film pressure is generated only by the rotation of the journal Do not require external supply of lubricant Grease is used for lubrication The oil film is maintained by supplying oil under pressure The oil film pressure is generated only by the rotation of the journal ANSWER DOWNLOAD EXAMIANS APP
Machine Design When two springs are in series (having stiffness K), the equivalent stiffness will be K/4 2K K/2 K K/4 2K K/2 K ANSWER DOWNLOAD EXAMIANS APP