Theory of Machine In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient is 420 N/m/s, then logarithmic decrement is equal to 0.4 0.8 0.6 0.2 0.4 0.8 0.6 0.2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A universal joint is an example of Sliding pair Lower pair Rolling pair Higher pair Sliding pair Lower pair Rolling pair Higher pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) r cosφ (r/2) cosφ r sinφ r tanφ r cosφ (r/2) cosφ r sinφ r tanφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a rigid link OA, velocity of 'A' w.r.t. 'O' will be Perpendicular to OA At 45° to OA Along AO Parallel to OA Perpendicular to OA At 45° to OA Along AO Parallel to OA ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine An imaginary circle which by pure rolling action, gives the same motion as the actual gear, is called Pitch circle Clearance circle Addendum circle Dedendum circle Pitch circle Clearance circle Addendum circle Dedendum circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In automobiles the power is transmitted from gear box to differential through Knuckle joint Hooke's joint Bevel gear Universal joint Knuckle joint Hooke's joint Bevel gear Universal joint ANSWER DOWNLOAD EXAMIANS APP