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) (3/4) μ W R cosecα μ W R cosecα (2/3) μ W R cosecα (1/2) μ W R cosecα (3/4) μ W R cosecα μ W R cosecα (2/3) μ W R cosecα (1/2) μ W R cosecα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A single degree of freedom system is given by, m × (d²x/dt²) + c × (dx/dt) + sx = F.cosω.t with usual notations. It represents Free vibration with damping Free vibration without damping Forced vibration without damping Forced vibration with damping Free vibration with damping Free vibration without damping Forced vibration without damping Forced vibration with damping ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine What is the number of instantaneous centers for an eight link mechanism? 15 8 30 28 15 8 30 28 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves downwards, the governor speed Decreases Remain unaffected Increases First increases and then decreases Decreases Remain unaffected Increases First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Under logarithmic decrement, the amplitude of successive vibrations are In geometric progression In arithmetic progression Constant In logarithmic progression In geometric progression In arithmetic progression Constant In logarithmic progression ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from 80°- 90° 60°-70° 50°- 60° 70°- 80° 80°- 90° 60°-70° 50°- 60° 70°- 80° ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS