Machine Design In order to ensure self locking in a screw jack, it is essential that helix angle is __________ friction angle. Larger than None of these Equal to Smaller than Larger than None of these Equal to Smaller than 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 A rivet is specified by Type of head Length of rivet Shank diameter Length of tail Type of head Length of rivet Shank diameter Length of tail ANSWER DOWNLOAD EXAMIANS APP
Machine Design A column is known as a long column if the slenderness ratio is 70 40 100 50 70 40 100 50 ANSWER DOWNLOAD EXAMIANS APP
Machine Design In an oil lubricated journal bearing, the coefficient of friction between the journal and the bearing Is maximum at zero speed and decreases monotonically with increase in speed Remains constant at all speeds Becomes minimum at an optimum speed and then increases with further increase in speed Is minimum at zero speed and increases monotonically with increase in speed Is maximum at zero speed and decreases monotonically with increase in speed Remains constant at all speeds Becomes minimum at an optimum speed and then increases with further increase in speed Is minimum at zero speed and increases monotonically with increase in speed ANSWER DOWNLOAD EXAMIANS APP
Machine Design The V-belts are particularly suitable for __________ drives. Short None of these Long Both A and B Short None of these Long Both A and B ANSWER DOWNLOAD EXAMIANS APP