Machine Design Stress concentration is caused due to All of these Variation in properties of material from point to point in a member Pitting at points or areas at which loads on a member are applied Abrupt change of section All of these Variation in properties of material from point to point in a member Pitting at points or areas at which loads on a member are applied Abrupt change of section ANSWER DOWNLOAD EXAMIANS APP
Machine Design Taper on the cotter and slot is provided On both the sides On one side only May be provided anywhere On none of the sides On both the sides On one side only May be provided anywhere On none of the sides 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 Bending stress only A combination of bending stress and direct shear stress Direct shear stress only A combination of torsional shear stress and bending Bending stress only A combination of bending stress and direct shear stress Direct shear stress only ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of V belt drive The belt should touch the bottom of groove in the pulley The belt should not touch the bottom of groove in the pulley The belt should not touch the sides of groove in the pulley None of these The belt should touch the bottom of groove in the pulley The belt should not touch the bottom of groove in the pulley The belt should not touch the sides of groove in the pulley None of these 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 0.99 0.96 0.98 0.97 0.99 0.96 0.98 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a flange coupling, the keys are staggered at __________ along the circumference of the shafts in order to divide the weakening effect caused by key ways. 160° 90° 135° 180° 160° 90° 135° 180° ANSWER DOWNLOAD EXAMIANS APP
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