Machine Design Two closely coiled helical springs with stiffness k₁ and k₂ respectively are connected in series. The stiffness of an equivalent spring is given by (k₁ k₂)/ (k₁ + k₂) (k₁ - k₂)/ (k₁ + k₂) (k₁ + k₂)/ (k₁ k₂) (k₁ - k₂)/ (k₁ k₂) (k₁ k₂)/ (k₁ + k₂) (k₁ - k₂)/ (k₁ + k₂) (k₁ + k₂)/ (k₁ k₂) (k₁ - k₂)/ (k₁ k₂) ANSWER DOWNLOAD EXAMIANS APP
Machine Design Guest's theory is used for Ductile materials Elastic materials Brittle materials Plastic materials Ductile materials Elastic materials Brittle materials Plastic materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design A spring is used to Store energy All of these Apply forces Measure forces Store energy All of these Apply forces Measure forces ANSWER DOWNLOAD EXAMIANS APP
Machine Design For a bevel gear having the pitch angle θ, the ratio of formative number of teeth (TE) to actual number of teeth (T) is 1/sinθ 1/cosθ sinθ cosθ 1/tanθ 1/sinθ 1/cosθ sinθ cosθ 1/tanθ ANSWER DOWNLOAD EXAMIANS APP
Machine Design The minimum number of teeth on the pinion which will mesh with any gear without interference for 20° full depth involute teeth will be 12 24 18 14 12 24 18 14 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When the belt is transmitting maximum power, The tension in tight side is twice the centrifugal tension The tension in slack side is equal to the centrifugal tension The tension in tight side is thrice the centrifugal tension None of these The tension in tight side is twice the centrifugal tension The tension in slack side is equal to the centrifugal tension The tension in tight side is thrice the centrifugal tension None of these ANSWER DOWNLOAD EXAMIANS APP