Machine Design Which of the following spring is used in mechanical wrist watch? Spiral spring Helical compression spring Torsion spring Belleville spring Spiral spring Helical compression spring Torsion spring Belleville spring ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a partial journal bearing, the angle of contact of the bearing with the journal is 180° 270° 120° 360° 180° 270° 120° 360° ANSWER DOWNLOAD EXAMIANS APP
Machine Design Pick up wrong statement. Fatigue strength can be increased by Grinding and lapping surface Hot working Cold working Shot peening Grinding and lapping surface Hot working Cold working Shot peening ANSWER DOWNLOAD EXAMIANS APP
Machine Design The bending moment ‘M’ and a torque ‘T’ is applied on a solid circular shaft. If the maximum bending stress equals to maximum shear stress developed, then ‘M’ is equal to 2 T T/2 1 T 4 T 2 T T/2 1 T 4 T ANSWER DOWNLOAD EXAMIANS APP
Machine Design Stress concentration in cyclic loading is more serious in Depends on other factors Ductile materials Equally serious in both cases Brittle materials Depends on other factors Ductile materials Equally serious in both cases Brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design In designing a flange coupling, the pitch circle diameter of bolts is taken as (where d = Diameter of the shaft) 3 d 4 d 2 d 5 d 3 d 4 d 2 d 5 d ANSWER DOWNLOAD EXAMIANS APP
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