Machine Design The expansion joint is mostly used for pipes which carry steam at __________ pressures. None of these Low High Medium None of these Low High Medium ANSWER DOWNLOAD EXAMIANS APP
Machine Design The creep in the belt is due to Unequal extensions in the belt due to tight and slack side tensions Effect of temperature on belt Material of belt Stresses beyond elastic limit of belt material Unequal extensions in the belt due to tight and slack side tensions Effect of temperature on belt Material of belt Stresses beyond elastic limit of belt material ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails At the yield point At the elastic limit Below the elastic limit Below the yield point At the yield point At the elastic limit Below the elastic limit Below the yield point ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shock absorbing capacity of a bolt can be increased by Grinding the shank Tightening it properly Making shank diameter equal to core diameter of thread Increasing shank diameter Grinding the shank Tightening it properly Making shank diameter equal to core diameter of thread Increasing shank diameter ANSWER DOWNLOAD EXAMIANS APP
Machine Design A plate with an elliptical hole in the centre, with semi-major axis (a) perpendicular to the direction of loading and semi-minor axis (b) along the direction of loading, is subjected to a pull P. The maximum stress induced at the edge of the hole is equal to (where σ = Stress for a plate with no hole i.e. nominal stress) σ [1 + (b/2a)] σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/3a)] σ [1 + (b/2a)] σ [1 + (3a/b)] σ [1 + (2a/b)] σ [1 + (b/3a)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design The contact ratio is the ratio of Length of arc of contact to the circular pitch Length of path of contact to the circular pitch Length of arc of recess to the circular pitch Length of arc of approach to the circular pitch Length of arc of contact to the circular pitch Length of path of contact to the circular pitch Length of arc of recess to the circular pitch Length of arc of approach to the circular pitch ANSWER DOWNLOAD EXAMIANS APP
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