Theory of Machine The velocity of sliding of meshing gear teeth is(Where ω₁ and ω₂ are angular velocities of meshing gears and ‘y’ is distance between point of contact and the pitch point) (ω₁ × ω₂) y (ω₁/ω₂) y (ω₁ + ω₂)/y (ω₁ + ω₂) y (ω₁ × ω₂) y (ω₁/ω₂) y (ω₁ + ω₂)/y (ω₁ + ω₂) y ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The steering of a ship means Movement of a complete ship up and down in vertical plane about transverse axis Turning of a complete ship in a curve towards right or left, while it moves forward None of these Rolling of a complete ship sideways Movement of a complete ship up and down in vertical plane about transverse axis Turning of a complete ship in a curve towards right or left, while it moves forward None of these Rolling of a complete ship sideways 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
Theory of Machine The method of direct and reverse cranks is used in engines for Vibration analysis Balancing of forces and couples Kinematic analysis The control of speed fluctuations Vibration analysis Balancing of forces and couples Kinematic analysis The control of speed fluctuations 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 Less More Same Data are insufficient to determine same Less More Same Data are insufficient to determine same ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In vibration isolation system, if ω/ωn < 2, then for all values of damping factor, the transmissibility will be (where ω = Angular speed of the system, ωn = Natural frequency of vibration of the system) Less than unity Equal to unity Zero Greater than unity Less than unity Equal to unity Zero Greater than unity ANSWER DOWNLOAD EXAMIANS APP
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