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) x₁/x₂ log(x₁.x₂) log(x₁/x₂) loge(x₁/x₂) x₁/x₂ log(x₁.x₂) log(x₁/x₂) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A chain comprises of 5 links having 5 joints. Is it kinematic chain? No Data are insufficient to determine it Yes It is a marginal case No Data are insufficient to determine it Yes It is a marginal case ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Oldham’s coupling is an inversion of the kinematic chain used in Universal joint Whitworth quick return mechanism Elliptical trammels Rotary engine Universal joint Whitworth quick return mechanism Elliptical trammels Rotary engine ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft carrying two rotors at its ends will have Two nodes No node Three nodes One node Two nodes No node Three nodes One node ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The component of the acceleration, perpendicular to the velocity of the particle, at the given instant is called None of these Coriolis component Tangential component Radial component None of these Coriolis component Tangential component Radial component ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The balancing weights are introduced in planes parallel to the plane of rotation of the disturbing mass. To obtain complete dynamic balance, the minimum number of balancing weights to be introduced in different planes is 4 2 1 3 4 2 1 3 ANSWER DOWNLOAD EXAMIANS APP