Theory of Machine A cam mechanism imparts following motion All of these Oscillating Reciprocating Rotating All of these Oscillating Reciprocating Rotating ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The centre of gravity of a coupler link in a four bar mechanism will experience No acceleration Both linear and angular acceleration Only linear acceleration Only angular acceleration No acceleration Both linear and angular acceleration Only linear acceleration Only angular acceleration 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 = [(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 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum or minimum value of the swaying couple is ± (a/√2) (1 - c) m.ω².r ± c.m.ω².r ± a (1 - c) m.ω².r ± 2a (1 - c) m.ω².r ± (a/√2) (1 - c) m.ω².r ± c.m.ω².r ± a (1 - c) m.ω².r ± 2a (1 - c) m.ω².r ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lower pairs are _________ pairs. Force-closed Friction closed Self-closed None of these Force-closed Friction closed Self-closed None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 3π Hz 3 Hz 6 Hz 6π Hz 3π Hz 3 Hz 6 Hz 6π Hz ANSWER DOWNLOAD EXAMIANS APP
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