Theory of Machine In railway axle boxes, the bearing used is Double row self aligning ball bearing Cylindrical roller bearing Double row spherical roller bearing Deep groove ball bearing Double row self aligning ball bearing Cylindrical roller bearing Double row spherical roller bearing Deep groove ball bearing ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two pulleys of different diameters are connected by means of an open belt, the angle of contact at the ________ pulley must be taken into consideration. Smaller Larger Smaller OR Larger None of the listed here Smaller Larger Smaller OR Larger None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of completely constrained motion is a Motion of a shaft with collars at each end in a circular hole All of these Motion of a piston in the cylinder of a steam engine Motion of a square bar in a square hole Motion of a shaft with collars at each end in a circular hole All of these Motion of a piston in the cylinder of a steam engine Motion of a square bar in a square hole ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The advantage of the piston valve over the slide valve is that in the former case Wear is less Power absorbed is less The pressure developed being high provides tight sealing Both wear and power absorbed are low Wear is less Power absorbed is less The pressure developed being high provides tight sealing Both wear and power absorbed are low ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a cone pulley, if the sum of radii of the pulleys on the driving and driven shafts is constant, then Both open belt drive and crossed belt drive is recommended The drive is recommended depending upon the torque transmitted Crossed belt drive is recommended Open belt drive is recommended Both open belt drive and crossed belt drive is recommended The drive is recommended depending upon the torque transmitted Crossed belt drive is recommended Open belt drive is recommended ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free transverse vibrations due to uniformly distributed load acting over a simply supported shaft is (where δS = Static deflection of simply supported shaft due to uniformly distributed load) 0.6253/ √δS 0.571/ √δS 0.4985/ √δS 0.5615/ √δS 0.6253/ √δS 0.571/ √δS 0.4985/ √δS 0.5615/ √δS ANSWER DOWNLOAD EXAMIANS APP