Machine Design For crank shaft bearings, the ratio of the length of the journal to its diameter is_________. Greater than unity Equal to 1 None of these Less than unity Greater than unity Equal to 1 None of these Less than unity ANSWER DOWNLOAD EXAMIANS APP
Machine Design The size of a gear is usually specified by Pitch circle diameter Diametral pitch Pressure angle Circular pitch Pitch circle diameter Diametral pitch Pressure angle Circular pitch 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 A key capable of tilting in a recess milled out in a shaft is known as Flat saddle key Hollow saddle key Woodruff key Feather key Flat saddle key Hollow saddle key Woodruff key Feather key ANSWER DOWNLOAD EXAMIANS APP
Machine Design The size of a cam depends upon Pitch circle Pitch curve Prime circle Base circle Pitch circle Pitch curve Prime circle Base circle ANSWER DOWNLOAD EXAMIANS APP
Machine Design The minimum number of teeth on the pinion which will mesh with any gear without interference for 20° full depth involute teeth will be 12 14 18 24 12 14 18 24 ANSWER DOWNLOAD EXAMIANS APP
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