Machine Design If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio Remains unchanged Increases Decreases None of these Remains unchanged Increases Decreases None of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design Slenderness ratio is the ratio of Effective length of column to least radius of gyration of the column Width of column to depth of column Maximum size of column to minimum size of column Effective length of column to width of column Effective length of column to least radius of gyration of the column Width of column to depth of column Maximum size of column to minimum size of column Effective length of column to width of column ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Stress concentration in cyclic loading is Very serious in ductile materials and less serious in brittle materials Very serious in brittle materials and less serious in ductile materials Equally serious in both types of materials Seriousness would depend on other factors Very serious in ductile materials and less serious in brittle materials Very serious in brittle materials and less serious in ductile materials Equally serious in both types of materials Seriousness would depend on other factors ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of V belt drive The belt should touch the bottom of groove in the pulley The belt should not touch the sides of groove in the pulley None of these The belt should not touch the bottom of groove in the pulley The belt should touch the bottom of groove in the pulley The belt should not touch the sides of groove in the pulley None of these The belt should not touch the bottom of groove in the pulley ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the efficiency of a double riveted butt joint with double cover straps of equal width should be 70 to 83% 63 to 70% 45 to 60% 80 to 90% 70 to 83% 63 to 70% 45 to 60% 80 to 90% ANSWER DOWNLOAD EXAMIANS APP
Machine Design If T₁ and T₂ are the tensions on the tight and slack sides of the belt respectively, and Tc is the centrifugal tension, then initial tension in the belt is equal to T₁ + T₂ + Tc (T₁ - T₂ + Tc)/2 (T₁ + T₂ + Tc)/2 T₁ - T₂ + Tc T₁ + T₂ + Tc (T₁ - T₂ + Tc)/2 (T₁ + T₂ + Tc)/2 T₁ - T₂ + Tc ANSWER DOWNLOAD EXAMIANS APP
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