Machine Design The constant factor in case of R10 series of preferred numbers is 1.58 1.06 1.26 1.12 1.58 1.06 1.26 1.12 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 2.5 2.8 3 3.5 2.5 2.8 3 3.5 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a closely coiled helical spring is subjected to a couple about its axis, the stress induced in the wire material of the spring is A combination of torsional shear stress and bending A combination of bending stress and direct shear stress Bending stress only Direct shear stress only A combination of torsional shear stress and bending A combination of bending stress and direct shear stress Bending stress only Direct shear stress only ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flat belt drive, if the slip between the driver and belt is 1 %, between the belt and follower is 3% and driver and follower pulley diameters are equal, then velocity ratio of the drive will be 0.97 0.96 0.98 0.99 0.97 0.96 0.98 0.99 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The smallest diameter of an external or internal screw thread is known as None of these Minor diameter Major diameter Pitch diameter None of these Minor diameter Major diameter Pitch diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing. Either A or B Thin film None of these Thick film Either A or B Thin film None of these Thick film ANSWER DOWNLOAD EXAMIANS APP