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 The diameter of knuckle pin in a knuckle joint is usually taken as (where d = Diameter of the rod) 1.2 d 0.5 d d 0.8 d 1.2 d 0.5 d d 0.8 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design The circumferential and longitudinal strains in a cylindrical boiler under internal steam pressure are εc and εl respectively. The change in volume of the boiler cylinder per unit volume will be εc² + εl εc + 2εl 2εc + εl εc + εl² εc² + εl εc + 2εl 2εc + εl εc + εl² ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a connecting rod, it is considered like __________ for buckling about X-axis. Both ends hinged Both ends fixed One end fixed and the other end hinged One end fixed and the other end free Both ends hinged Both ends fixed One end fixed and the other end hinged One end fixed and the other end free ANSWER DOWNLOAD EXAMIANS APP
Machine Design The endurance or fatigue limit is defined as the maximum value of the stress which a polished standard specimen can withstand without failure, for infinite number of cycles, when subjected to Static load Static as well as dynamic load Dynamic load Completely reversed load Static load Static as well as dynamic load Dynamic load Completely reversed load ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is positive drive? V belt drive Crossed belt drive Flat belt drive Timing belt V belt drive Crossed belt drive Flat belt drive Timing belt ANSWER DOWNLOAD EXAMIANS APP