Machine Design The included angle for the British Association thread is 47.3° 55° 29° 60° 47.3° 55° 29° 60° ANSWER DOWNLOAD EXAMIANS APP
Machine Design For hardening alloy steels and high speed steels, they are heated to 1100 to 1300°C 1300 to 1500°C 500 to 600°C 700 to 900°C 1100 to 1300°C 1300 to 1500°C 500 to 600°C 700 to 900°C ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be a self locking screw, if its efficiency is Equal to 50% Less than 50% None of these More than 50% Equal to 50% Less than 50% None of these More than 50% ANSWER DOWNLOAD EXAMIANS APP
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 Yield point in fatigue loading as compared to static loading is Lower Same Depends on other factors Higher Lower Same Depends on other factors Higher ANSWER DOWNLOAD EXAMIANS APP
Machine Design In case of V belt drive The belt should not touch the bottom of groove in the pulley The belt should touch the bottom of groove in the pulley None of these The belt should not touch the sides of groove in the pulley The belt should not touch the bottom of groove in the pulley The belt should touch the bottom of groove in the pulley None of these The belt should not touch the sides of groove in the pulley ANSWER DOWNLOAD EXAMIANS APP