Machine Design Stress concentration in static loading is more serious in Depends on other factors Equally serious in both cases Ductile materials Brittle materials Depends on other factors Equally serious in both cases Ductile materials Brittle materials ANSWER DOWNLOAD EXAMIANS APP
Machine Design The ends of the leaves of a semi-elliptical leaf spring are made triangular in order to Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam Obtain variable moment of inertia (I) in each leaf Have variable bending moment (M) in each leaf Make M/I constant throughout the length of the leaf Permit each leaf to act as an overhanging beam Obtain variable moment of inertia (I) in each leaf Have variable bending moment (M) in each leaf ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a band and block brake, the ratio of tensions on the tight and slack sides of band is given by (where μ = Coefficient of friction between the blocks and the drum, θ = Semi-angle of each block subtending at the centre of drum, and n = Number of blocks) T₁/T₂ = μθ × n T₁/T₂ = (μθ)n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n T₁/T₂ = [(1 - μ tanθ)/ (1 + μ tanθ)]n T₁/T₂ = μθ × n T₁/T₂ = (μθ)n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n T₁/T₂ = [(1 - μ tanθ)/ (1 + μ tanθ)]n ANSWER DOWNLOAD EXAMIANS APP
Machine Design The centre to centre distance between two consecutive rivets in a row, is called Pitch Back pitch Diagonal pitch Margin Pitch Back pitch Diagonal pitch Margin ANSWER DOWNLOAD EXAMIANS APP
Machine Design Euler’s formula for a mild steel column is not valid if the slenderness ratio is 90 120 60 100 90 120 60 100 ANSWER DOWNLOAD EXAMIANS APP
Machine Design The pitch diameter is the __________ diameter of an external or internal screw thread. Smallest Largest None of these Effective Smallest Largest None of these Effective ANSWER DOWNLOAD EXAMIANS APP