Machine Design In a hydrodynamic lubricated bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure There is a thin film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing There is a thick film of lubricant between the journal and the bearing The lubricant is forced between the journal and the bearing, by external pressure There is a thin film of lubricant between the journal and the bearing There is no lubricant between the journal and the bearing ANSWER DOWNLOAD EXAMIANS APP
Machine Design If a load W is applied instantaneously on a bar; Then the stress induced in bar will Increase with increase in y Depend on other considerations Be independent of ratio of mass of load W to mass of bar (y) Decrease with decrease in y Increase with increase in y Depend on other considerations Be independent of ratio of mass of load W to mass of bar (y) Decrease with decrease in y ANSWER DOWNLOAD EXAMIANS APP
Machine Design Which of the following statement is correct, for two shafts connected in parallel? Torque in each shaft is the same Angle of twist of each shaft is the same Torsional stiffness of each shaft is the same Shear stress in each shaft is the same Torque in each shaft is the same Angle of twist of each shaft is the same Torsional stiffness of each shaft is the same Shear stress in each shaft is the same ANSWER DOWNLOAD EXAMIANS APP
Machine Design The number of slots in a 25 mm castle nut is 2 6 8 4 2 6 8 4 ANSWER DOWNLOAD EXAMIANS APP
Machine Design A tap bolt Has head at one end and other end fits into a tapped hole in the other part to be joined Has both the ends threaded Has a head on one end and a nut fitted to the other Has pointed threads Has head at one end and other end fits into a tapped hole in the other part to be joined Has both the ends threaded Has a head on one end and a nut fitted to the other Has pointed threads 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 = [(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 T₁/T₂ = μθ × n ANSWER DOWNLOAD EXAMIANS APP
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