Theory of Machine If the number of links in a mechanism is equal to l, then the numbers of possible inversions are equal to l - 1 l + 1 l - 2 l l - 1 l + 1 l - 2 l ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Klein's construction gives a graphic construction for Velocity polygon Acceleration polygon Slider-crank mechanism Four bar chain mechanism Velocity polygon Acceleration polygon Slider-crank mechanism Four bar chain mechanism ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In under damped vibrating system, if x₁ and x₂ are the successive values of the amplitude on the same side of the mean position, then the logarithmic decrement is equal to loge(x₁/x₂) log(x₁/x₂) x₁/x₂ log(x₁.x₂) loge(x₁/x₂) log(x₁/x₂) x₁/x₂ log(x₁.x₂) 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 = (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 T₁/T₂ = [(1 + μ tanθ)/(1 - μ tanθ)]n T₁/T₂ = [(1 - μ tanθ)/(1 + μ tanθ)]n ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For dynamic balancing of a shaft None of these The net couple due to the dynamic forces acting on the shaft is equal to zero Both (A) and (B) The net dynamic force acting on the shaft is equal to zero None of these The net couple due to the dynamic forces acting on the shaft is equal to zero Both (A) and (B) The net dynamic force acting on the shaft is equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Governor is used in automobile to Limit the vehicle speed Maximize the fuel economy Decrease the variation of speed Maintain constant engine speed Limit the vehicle speed Maximize the fuel economy Decrease the variation of speed Maintain constant engine speed ANSWER DOWNLOAD EXAMIANS APP