Machine Design In Vickers hardness testing, the pyramid indentor apex is 122° 152° 40° 136° 122° 152° 40° 136° ANSWER DOWNLOAD EXAMIANS APP
Machine Design The maximum bending stress in a curved beam having symmetrical section always occur at the Centroidal axis Outside fiber Neutral axis Inside fiber Centroidal axis Outside fiber Neutral axis Inside fiber ANSWER DOWNLOAD EXAMIANS APP
Machine Design According to I.B.R., the thickness of the boiler shell should not be less than 4 mm 7 mm 6 mm 5 mm 4 mm 7 mm 6 mm 5 mm ANSWER DOWNLOAD EXAMIANS APP
Machine Design A double fillet welded joint with parallel fillet weld of length 'l' and leg 's' is subjected to a tensile force 'P'. Assuming uniform stress distribution, the shear stress in the weld is given by P/2.s.l 2P/s.l P/√2.s.l √2P/s.l P/2.s.l 2P/s.l P/√2.s.l √2P/s.l ANSWER DOWNLOAD EXAMIANS APP
Machine Design The taper on a rectangular sunk key is 1 in 100 1 in 48 1 in 16 1 in 32 1 in 100 1 in 48 1 in 16 1 in 32 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