Theory of Machine In a rigid link OA, velocity of 'A' w.r.t. 'O' will be Along AO At 45° to OA Parallel to OA Perpendicular to OA Along AO At 45° to OA Parallel to OA Perpendicular to OA ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The danger of breakage and vibration is maximum Near the critical speed Above the critical speed None of these Below the critical speed Near the critical speed Above the critical speed None of these Below the critical speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine According to Kennedy's theorem, if three bodies move relatively to each other, their instantaneous centers will lie on a Triangle Rectangle Straight line Parabolic curve Triangle Rectangle Straight line Parabolic curve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of the belt for maximum power is (where m = Mass of the belt in kg per meter length) (T.g)/3 √(3m/T) √(T/3m) T/3 (T.g)/3 √(3m/T) √(T/3m) T/3 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 motion of a shaft in a circular hole is an example of Successfully constrained motion None of these Completely constrained motion Incompletely constrained motion Successfully constrained motion None of these Completely constrained motion Incompletely constrained motion ANSWER DOWNLOAD EXAMIANS APP
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