Machine Design A bolt Is provided with pointed threads Has both the ends threaded Has head at one end and other end fits into a tapped hole in the other part to be joined Has a head on one end and a nut fitted to the other Is provided with pointed threads Has both the ends threaded Has head at one end and other end fits into a tapped hole in the other part to be joined Has a head on one end and a nut fitted to the other 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'. One-eighth Double One-fourth One-half One-eighth Double One-fourth One-half ANSWER DOWNLOAD EXAMIANS APP
Machine Design The helix angle for double helical gears may be made up to 90° 45° 75° 60° 90° 45° 75° 60° ANSWER DOWNLOAD EXAMIANS APP
Machine Design An elastic bar is fixed at the upper end and loaded at the lower end by a falling weight. The shock load produced can be reduced by Decreasing the cross-sectional area of the bar All of these Increasing the length of bar Decreasing the modulus of elasticity of the bar Decreasing the cross-sectional area of the bar All of these Increasing the length of bar Decreasing the modulus of elasticity of the bar ANSWER DOWNLOAD EXAMIANS APP
Machine Design In the levers of first type, the mechanical advantage is ________ one. Less than Equal to None of these More than Less than Equal to None of these More than ANSWER DOWNLOAD EXAMIANS APP
Machine Design Failure of a material is called fatigue when it fails At the elastic limit Below the yield point At the yield point Below the elastic limit At the elastic limit Below the yield point At the yield point Below the elastic limit ANSWER DOWNLOAD EXAMIANS APP
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