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 x₁/x₂ log(x₁.x₂) loge(x₁/x₂) log(x₁/x₂) x₁/x₂ log(x₁.x₂) loge(x₁/x₂) log(x₁/x₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equivalent length of a simple pendulum which gives the same frequency as a compound pendulum is (kG² + h²)/h h/(kG² + h²) h²/(kG² + h²) (kG² + h²)/h² (kG² + h²)/h h/(kG² + h²) h²/(kG² + h²) (kG² + h²)/h² ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The driving and driven shafts connected by a Hooke's joint will have equal speeds, if tanθ = ± cosα sinθ = ± tanα cotθ = cosα cosθ = sinα tanθ = ± cosα sinθ = ± tanα cotθ = cosα cosθ = sinα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The sense of Coriolis component is such that it Lags the sliding velocity vector by 90° Leads the sliding velocity vector by 180° Leads the sliding velocity vector by 90° Is along the sliding velocity vector Lags the sliding velocity vector by 90° Leads the sliding velocity vector by 180° Leads the sliding velocity vector by 90° Is along the sliding velocity vector ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When there is a reduction in amplitude over every cycle of vibration, then the body is said to have Forced vibration Free vibration Damped vibration Under damped vibration Forced vibration Free vibration Damped vibration Under damped vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The example of completely constrained motion is a Motion of a piston in the cylinder of a steam engine Motion of a shaft with collars at each end in a circular hole All of these Motion of a square bar in a square hole Motion of a piston in the cylinder of a steam engine Motion of a shaft with collars at each end in a circular hole All of these Motion of a square bar in a square hole ANSWER DOWNLOAD EXAMIANS APP
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