Theory of Machine In gears, interference takes place when Pitch of the gears is not same The tip of a tooth of a mating gear digs into the portion between base and root circles Gears do not move smoothly in the absence of lubrication Gear teeth are undercut Pitch of the gears is not same The tip of a tooth of a mating gear digs into the portion between base and root circles Gears do not move smoothly in the absence of lubrication Gear teeth are undercut ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a locomotive, the resultant unbalanced force due to the two cylinders along the line of stroke, is known as None of these Hammer blow Tractive force Swaying couple None of these Hammer blow Tractive force Swaying couple ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frequency of oscillation of a torsional pendulum is r/2πk. √(l/g) 2πk/r. √(g/l) r/2πk. √(g/l) 2πr/k. √(g/l) r/2πk. √(l/g) 2πk/r. √(g/l) r/2πk. √(g/l) 2πr/k. √(g/l) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the radius of gyration of a compound pendulum about an axis through e.g. is more, then its frequency of oscillation will be Data are insufficient to determine same Same More Less Data are insufficient to determine same Same More Less ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Critical damping is a function of Damping coefficient and natural frequency Mass and damping coefficient Mass and stiffness Mass and natural frequency Damping coefficient and natural frequency Mass and damping coefficient Mass and stiffness Mass and natural frequency ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a band and block brake, the ratio of tensions on tight side and slack side of the band is (where μ = Coefficient of friction between the blocks and the drum, θ = Semi-angle of each block subtending at the center of drum, and n = Number of blocks) T₁/T₂ = [(1 - μ tanθ)/(1 + μ tanθ)]n T₁/T₂ = [(1 + μ tanθ)/(1 - μ tanθ)]n T₁/T₂ = (μ θ)n T₁/T₂ = μ. θ. n T₁/T₂ = [(1 - μ tanθ)/(1 + μ tanθ)]n T₁/T₂ = [(1 + μ tanθ)/(1 - μ tanθ)]n T₁/T₂ = (μ θ)n T₁/T₂ = μ. θ. n ANSWER DOWNLOAD EXAMIANS APP
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