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 The dedendum is the radial distance from the Top of a tooth to the bottom of a tooth Addendum circle to the clearance circle Pitch circle to the top of a tooth Pitch circle to the bottom of a tooth Top of a tooth to the bottom of a tooth Addendum circle to the clearance circle Pitch circle to the top of a tooth Pitch circle to the bottom of a tooth ANSWER DOWNLOAD EXAMIANS APP
Machine Design If the centre distance of the mating gears having involute teeth is varied within limits, the velocity ratio Remains unchanged None of these Increases Decreases Remains unchanged None of these Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Machine Design Gears are casted by Centrifugal casting Permanent mould casting Slush casting Sand mould casting Centrifugal casting Permanent mould casting Slush casting Sand mould casting ANSWER DOWNLOAD EXAMIANS APP
Machine Design In second type of levers, None of these Effort is in between the fulcrum and load Load is in between the fulcrum and effort Fulcrum is in between the load and effort None of these Effort is in between the fulcrum and load Load is in between the fulcrum and effort Fulcrum is in between the load and effort ANSWER DOWNLOAD EXAMIANS APP
Machine Design The power transmitted by means of a belt depends upon Tension under which the belt is placed on the pulleys Arc of contact between the belt and the smaller pulley All of these Velocity of the belt Tension under which the belt is placed on the pulleys Arc of contact between the belt and the smaller pulley All of these Velocity of the belt ANSWER DOWNLOAD EXAMIANS APP