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 has a lower curvature than the outer side It is subjected to a higher stress than the outer side It is more stretched than the outer side during the manufacturing process It is subjected to a higher cyclic loading than the outer side It has a lower curvature than the outer side It is subjected to a higher stress than the outer side It is more stretched than the outer side during the manufacturing process It is subjected to a higher cyclic loading than the outer side ANSWER DOWNLOAD EXAMIANS APP
Machine Design For tight leakage joints, following type of thread is best suited Buttress Metric Square NPT (national pipe threads). Buttress Metric Square NPT (national pipe threads). ANSWER DOWNLOAD EXAMIANS APP
Machine Design An open coiled helical compression spring 'A' of mean diameter 50 mm is subjected to an axial load ‘W’. Another spring 'B' of mean diameter 25 mm is similar to spring 'A' in all respects. The deflection of spring 'B' will be __________ as compared to spring 'A'. Double One-fourth One-eighth One-half Double One-fourth One-eighth One-half ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following bearing is preferred for oscillating conditions? Double row roller bearing Taper roller bearing Angular contact single row ball bearing Needle roller bearing Double row roller bearing Taper roller bearing Angular contact single row ball bearing Needle roller bearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ratio of circumferential stress to longitudinal stress in a thin cylinder subjected to an internal pressure is 2 1 4 43832 2 1 4 43832 ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to maximum normal stress theory, the maximum normal stress in the shaft is (1/2) × [σ + √(σ² × 4τ²)] √(σ² × 4τ²) (1/2) × √(σ² × 4τ²) σ + √(σ² × 4τ²) (1/2) × [σ + √(σ² × 4τ²)] √(σ² × 4τ²) (1/2) × √(σ² × 4τ²) σ + √(σ² × 4τ²) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS