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 l - 1 l + 1 l - 2 l l - 1 l + 1 l - 2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Length of arc of contact is given by Arc of approach / Arc of recess Arc of approach - Arc of recess Arc of approach + Arc of recess Arc of approach × Arc of recess Arc of approach / Arc of recess Arc of approach - Arc of recess Arc of approach + Arc of recess Arc of approach × Arc of recess 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 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 frictional torque transmitted in a conical pivot bearing, considering uniform pressure, is (where R = Radius of shaft, and α = Semi-angle of the cone) μ W R cosecα (3/4) μ W R cosecα (1/2) μ W R cosecα (2/3) μ W R cosecα μ W R cosecα (3/4) μ W R cosecα (1/2) μ W R cosecα (2/3) μ W R cosecα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Crowning on pulleys helps For automatic adjustment of belt position so that belt runs centrally Increase belt and pulley life In decreasing the slip of the belt In increasing velocity ratio For automatic adjustment of belt position so that belt runs centrally Increase belt and pulley life In decreasing the slip of the belt In increasing velocity ratio 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 Radial component Tangential component Coriolis component None of these Radial component Tangential component Coriolis component None of these ANSWER DOWNLOAD EXAMIANS APP