Machine Design The temperature at which the new grains are formed in the metal is known as Lower critical temperature Recrystallization temperature Upper critical temperature None of these Lower critical temperature Recrystallization temperature Upper critical temperature None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrostatic bearings 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 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The contact ratio is the ratio of Length of arc of approach to the circular pitch Length of arc of recess to the circular pitch Length of path of contact to the circular pitch Length of arc of contact to the circular pitch Length of arc of approach to the circular pitch Length of arc of recess to the circular pitch Length of path of contact to the circular pitch Length of arc of contact to the circular pitch ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic hole is one Whose lower deviation is zero Whose upper deviation is zero Does not exist Whose lower as well as upper deviations are zero Whose lower deviation is zero Whose upper deviation is zero Does not exist Whose lower as well as upper deviations are zero ANSWER DOWNLOAD EXAMIANS APP
Machine Design A riveted joint is a __________ fastening. Permanent Temporary None of these Either A or B Permanent Temporary None of these Either A or B ANSWER DOWNLOAD EXAMIANS APP
Machine Design A hollow saddle key is A taper key which fits in a key way of the hub and is flat on the shaft A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only A taper key which fits in a key way of the hub and is flat on the shaft A taper key which fits half in the key way of hub and half in the key way of shaft A taper key which fits in a key way of the hub and the bottom of the key is shaped to fit the curved surface of the shaft Provided in pairs at right angles and each key is to withstand torsion in one direction only ANSWER DOWNLOAD EXAMIANS APP