Machine Design A fast and loose pulley drive is used when Shafts are arranged parallel and rotate in the same directions Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged at right angles and rotate in one definite direction Shafts are arranged parallel and rotate in the same directions Shafts are arranged parallel and rotate in the opposite directions Driven shaft is to be started or stopped whenever desired without interfering with the driving shaft Shafts are arranged at right angles and rotate in one definite direction 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 The permissible stress in the fillet weld is 100 N/mm². The fillet weld has equal leg lengths of 15 mm each. The allowable shearing load on the weldment per cm length of the weld is 7.5 kN 22.5 kN 15 kN 10.6 kN 7.5 kN 22.5 kN 15 kN 10.6 kN ANSWER DOWNLOAD EXAMIANS APP
Machine Design Guest's theory of failure is applicable for following type of materials Elastic Brittle Plastic Ductile Elastic Brittle Plastic Ductile ANSWER DOWNLOAD EXAMIANS APP
Machine Design Cast iron pipes are mainly used In water and sewage systems For conveying steam In pressure lubrication systems on prime movers All of these In water and sewage systems For conveying steam In pressure lubrication systems on prime movers All of these ANSWER DOWNLOAD EXAMIANS APP
Machine Design The railway carriage couplings have Square threads Buttress threads Knuckle threads Acme threads Square threads Buttress threads Knuckle threads Acme threads ANSWER DOWNLOAD EXAMIANS APP
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