Machine Design The cracks in helical springs used in railway carriages usually start on the inner side of the coil because of the fact that It is more stretched than the outer side during the manufacturing process It is subjected to a higher stress than the outer side It is subjected to a higher cyclic loading than the outer side It has a lower curvature than the outer side It is more stretched than the outer side during the manufacturing process It is subjected to a higher stress than the outer side It is subjected to a higher cyclic loading than the outer side It has a lower curvature than the outer side ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a shaft diameter of 100 mm, the number of bolts in a flange coupling should be 10 8 6 4 10 8 6 4 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A coupling used to connect two perfectly aligned shafts, is Muff coupling Flange coupling Compression coupling All of these Muff coupling Flange coupling Compression coupling All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The load cup of a screw jack is made separate from the head of the spindle to Prevent the rotation of load being lifted Reduce the effort needed for lifting the working load Reduce the value of frictional torque Enhance the load carrying capacity of the jack Prevent the rotation of load being lifted Reduce the effort needed for lifting the working load Reduce the value of frictional torque Enhance the load carrying capacity of the jack ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the pulley or other mating piece is required to slide along the shaft, a __________ sunk key is used. Parallel Square None of these Rectangular Parallel Square None of these Rectangular ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to fluctuating loads for which the normal torque (T) and bending moment (M) are 1000 N-m and 500 N-m respectively. If the combined shock and fatigue factor for bending is 1.5 and combined shock and fatigue factor for torsion is 2, then the equivalent twisting moment for the shaft is 2050 N-m 2136 N-m 2000 N-m 2100 N-m 2050 N-m 2136 N-m 2000 N-m 2100 N-m ANSWER DOWNLOAD EXAMIANS APP