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 24 14 18 12 24 14 18 12 ANSWER DOWNLOAD EXAMIANS APP
Machine Design Shaft coupling is used in machinery to Reduce the transmission of shock loads All of these Introduce mechanical flexibility Introduce protection against over loads Reduce the transmission of shock loads All of these Introduce mechanical flexibility Introduce protection against over loads ANSWER DOWNLOAD EXAMIANS APP
Machine Design Tearing resistance required to tear off the plate per pitch length is (where p = Pitch of rivets, d = Dia. of rivet hole, and σt = Permissible tensile stress for plate material) p.d.σt (p - d) t.σt p.t.σt p.d.σt (p - d) t.σt p.t.σt ANSWER DOWNLOAD EXAMIANS APP
Machine Design A cotter joint is used to connect two __________ rods. Perpendicular None of these Parallel Co-axial Perpendicular None of these Parallel Co-axial ANSWER DOWNLOAD EXAMIANS APP
Machine Design The helix angle for single helical gears ranges from 20° to 35° 10° to 15° 15° to 20° 35° to 50° 20° to 35° 10° to 15° 15° to 20° 35° to 50° 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 = μθ × n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n T₁/T₂ = (μθ)n T₁/T₂ = [(1 - μ tanθ)/ (1 + μ tanθ)]n T₁/T₂ = μθ × n T₁/T₂ = [(1 + μ tanθ)/ (1 - μ tanθ)]n ANSWER DOWNLOAD EXAMIANS APP
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