Machine Design For tight leakage joints, following type of thread is best suited Buttress NPT (national pipe threads). Metric Square Buttress NPT (national pipe threads). Metric Square ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a shaft is subjected to combined twisting moment (T) and bending moment (M), then the equivalent twisting moment is equal to M + √(M² + T²) (1/2) × √(M² + T²) √(M² + T²) (1/2) × [M + √(M² + T²)] M + √(M² + T²) (1/2) × √(M² + T²) √(M² + T²) (1/2) × [M + √(M² + T²)] ANSWER DOWNLOAD EXAMIANS APP
Machine Design Slenderness ratio is the ratio of Width of column to depth of column Effective length of column to least radius of gyration of the column Maximum size of column to minimum size of column Effective length of column to width of column Width of column to depth of column Effective length of column to least radius of gyration of the column Maximum size of column to minimum size of column Effective length of column to width of column ANSWER DOWNLOAD EXAMIANS APP
Machine Design A connecting rod is designed as a Strut All of these Short column Long column Strut All of these Short column Long column ANSWER DOWNLOAD EXAMIANS APP
Machine Design In static loading, stress concentration is more serious in Elastic materials Brittle as well as ductile materials Brittle materials Ductile materials Elastic materials Brittle as well as ductile materials Brittle materials Ductile materials 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 2.8 3.5 3.0 2.5 2.8 3.5 ANSWER DOWNLOAD EXAMIANS APP