Machine Design The pitch diameter is the __________ diameter of an external or internal screw thread. Smallest None of these Effective Largest Smallest None of these Effective Largest ANSWER DOWNLOAD EXAMIANS APP
Machine Design The speed of the sprocket reduces as the chain pitch __________ for a given number of teeth. Decreases Increases None of these Remain same Decreases Increases None of these Remain same ANSWER DOWNLOAD EXAMIANS APP
Machine Design A sliding bearing which operates without any lubricant present, is called Zero film bearing Boundary lubricated bearing Hydrostatic lubricated bearing Hydrodynamic lubricated bearing Zero film bearing Boundary lubricated bearing Hydrostatic lubricated bearing Hydrodynamic lubricated bearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design A machine part subjected to _________ is called a strut. Any one of these An axial tensile force A tangential force An axial compressive force Any one of these An axial tensile force A tangential force An axial compressive force ANSWER DOWNLOAD EXAMIANS APP
Machine Design A screw is said to be over hauling screw, if its efficiency is Less than 50% Equal to 50% More than 50% None of these Less than 50% Equal to 50% More than 50% None of these 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
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