Machine Design The value of stress concentration factor depends upon Geometry of the part Material of the part Material and geometry of the part None of these Geometry of the part Material of the part Material and geometry of the part None of these 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-half One-fourth One-eighth Double One-half One-fourth One-eighth ANSWER DOWNLOAD EXAMIANS APP
Machine Design A shaft is subjected to a maximum bending stress of 80 N/mm² and maximum shearing stress equal to 30 N/mm² at a particular section. If the yield point in tension of the material is 280 N/mm² and the maximum shear stress theory of failure is used, then the factor of safety obtained will be 3.0 2.5 3.5 2.8 3.0 2.5 3.5 2.8 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Screws used for power transmission should have Very fine threads Strong teeth High efficiency Low efficiency Very fine threads Strong teeth High efficiency Low efficiency ANSWER DOWNLOAD EXAMIANS APP
Machine Design The function of cutting oil when threading a pipe is to Help removes chips Provide cooling action All of these Lubricate the dies Help removes chips Provide cooling action All of these Lubricate the dies ANSWER DOWNLOAD EXAMIANS APP
Machine Design The shear stress in a beam varies from zero at the outer fibers to a maximum at the________. Neutral surface Lower surface None of these Upper surface Neutral surface Lower surface None of these Upper surface ANSWER DOWNLOAD EXAMIANS APP
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