Machine Design The stress in the bar when the load is applied suddenly is __________ as compared to the stress induced due to gradually applied loads. Three times Same Double Four times Three times Same Double Four times ANSWER DOWNLOAD EXAMIANS APP
Machine Design If p = bearing pressure on projected bearing area, z = absolute viscosity of lubricant, and N = speed of journal, then the bearing characteristic number is given by Z/pN N/Zp ZN/p p/ZN Z/pN N/Zp ZN/p p/ZN ANSWER DOWNLOAD EXAMIANS APP
Machine Design Belt slip may occur due to All of these Loose belt Driving pulley too small Heavy load All of these Loose belt Driving pulley too small Heavy load ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open belt drive is used when Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the same directions 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 at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the same directions 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 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Larger than None of these Equal to Smaller than Larger than None of these Equal to Smaller than ANSWER DOWNLOAD EXAMIANS APP
Machine Design A spring of stiffness 1000 N/m is stretched initially by 100 mm from the undeformed position. The work required to stretch it by another 100 mm is 5 N-m 10 N-m 15 N-m 7 N-m 5 N-m 10 N-m 15 N-m 7 N-m ANSWER DOWNLOAD EXAMIANS APP