Theory of Machine If ‘D₁’ and ‘D₂’ be the diameters of driver and driven pulleys, then belt speed is proportional to D₂/D₁ D₁/D₂ D₁.D₂ D₁ D₂/D₁ D₁/D₂ D₁.D₂ D₁ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In elliptical trammels Three pairs turning and one pair sliding One pair turning and three pairs sliding Two pairs turning and two pairs sliding All four pairs are turning Three pairs turning and one pair sliding One pair turning and three pairs sliding Two pairs turning and two pairs sliding All four pairs are turning ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, considering uniform wear, is (where μ = Coefficient of friction, W = Load over the bearing, and R = Radius of bearing surface) (3/4) μ W R (1/2) μ W R (2/3) μ W R μ W R (3/4) μ W R (1/2) μ W R (2/3) μ W R μ W R ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a conical pivot bearing, considering uniform wear, is μ W R cosecα (1/2) μ W R cosecα (2/3) μ W R cosecα (3/4) μ W R cosecα μ W R cosecα (1/2) μ W R cosecα (2/3) μ W R cosecα (3/4) μ W R cosecα ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The cam follower generally used in aircraft engines is Knife edge follower Roller follower Spherical faced follower Flat faced follower Knife edge follower Roller follower Spherical faced follower Flat faced follower ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Ackermann steering mechanism is preferred to the Davis type in automobiles because The former is having turning pair The former is most rigid The former is most economical The former is mathematically accurate The former is having turning pair The former is most rigid The former is most economical The former is mathematically accurate ANSWER DOWNLOAD EXAMIANS APP