Machine Design Which of the following screw thread is used for power transmission in one direction only? Multiple threads Buttress threads Square threads Acme threads Multiple threads Buttress threads Square threads Acme threads ANSWER DOWNLOAD EXAMIANS APP
Machine Design In hydrostatic bearings 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 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A fast and loose pulley drive is used when Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged parallel and rotate in the same directions Shafts are arranged at right angles and rotate in one definite direction Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged parallel and rotate in the opposite directions Shafts are arranged parallel and rotate in the same directions Shafts are arranged at right angles and rotate in one definite direction ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a key, it is assumed that the distribution of forces along the length of key Varies exponentially, being less at the torque-input end Varies exponentially, being more at the torque-input end Is uniform throughout Varies linearly Varies exponentially, being less at the torque-input end Varies exponentially, being more at the torque-input end Is uniform throughout Varies linearly ANSWER DOWNLOAD EXAMIANS APP
Machine Design Basic hole is one Whose lower deviation is zero Whose upper deviation is zero Whose lower as well as upper deviations are zero Does not exist Whose lower deviation is zero Whose upper deviation is zero Whose lower as well as upper deviations are zero Does not exist ANSWER DOWNLOAD EXAMIANS APP
Machine Design The helix angle for double helical gears may be made up to 60° 45° 75° 90° 60° 45° 75° 90° ANSWER DOWNLOAD EXAMIANS APP