Machine Design Two shafts of the same length and material are joined in series. If the ratio of their diameters is 2, then the ratio of their angles of twist will be 8 16 2 4 8 16 2 4 ANSWER DOWNLOAD EXAMIANS APP
Machine Design When a metal or alloy is cold worked, None of these Both (A) and (B) Its hardness and strength increases It is worked below recrystallization temperature None of these Both (A) and (B) Its hardness and strength increases It is worked below recrystallization temperature ANSWER DOWNLOAD EXAMIANS APP
Machine Design In a boundary lubricated bearing, there is a __________ of lubricant between the journal and the bearing. Thick film None of these Either A or B Thin film Thick film None of these Either A or B Thin film 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 Spring index is Indication of quality of spring Load required to produce unit deflection Ratio of coil diameter to wire diameter Its capability of storing energy Indication of quality of spring Load required to produce unit deflection Ratio of coil diameter to wire diameter Its capability of storing energy ANSWER DOWNLOAD EXAMIANS APP
Machine Design A stud Has a head on one end and a nut fitted to the other Has both the ends threaded Has head at one end and other end fits into a tapped hole in the other part to be joined Has pointed threads Has a head on one end and a nut fitted to the other Has both the ends threaded Has head at one end and other end fits into a tapped hole in the other part to be joined Has pointed threads ANSWER DOWNLOAD EXAMIANS APP
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