Machine Design When a bolt and nut is made of mild steel, then the effective height of nut is made equal to (where d = Nominal diameter of bolt) d 1.25 d 0.75 d 0.5 d d 1.25 d 0.75 d 0.5 d ANSWER DOWNLOAD EXAMIANS APP
Machine Design Crushing resistance required to crush the rivet per pitch length is p.d.σc (p - d) t.σc p.t.σc n.d.t.σc p.d.σc (p - d) t.σc p.t.σc n.d.t.σc ANSWER DOWNLOAD EXAMIANS APP
Machine Design The standard length of the shaft is All of these 7 m 6 m 5 m All of these 7 m 6 m 5 m 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 = [(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 T₁/T₂ = μθ × n T₁/T₂ = (μθ)n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n ANSWER DOWNLOAD EXAMIANS APP
Machine Design If shearing stress in nut is half the tensile stress in a bolt, then nut length should be equal to 1.5 × diameter of bolt Diameter of bolt 0.75 × diameter of bolt 1.25 × diameter of bolt 1.5 × diameter of bolt Diameter of bolt 0.75 × diameter of bolt 1.25 × diameter of bolt ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which is correct statement? Which one is rigid will depend on several other factors A member made of cast iron will generally be more rigid than a member of equal load carrying ability made of steel A member made of steel will generally be more rigid than a member of equal load carrying ability made of cast iron Both will be equally rigid Which one is rigid will depend on several other factors A member made of cast iron will generally be more rigid than a member of equal load carrying ability made of steel A member made of steel will generally be more rigid than a member of equal load carrying ability made of cast iron Both will be equally rigid ANSWER DOWNLOAD EXAMIANS APP