Theory of Machine The maximum efficiency of spiral gears is (where θ = Shaft angle, and φ = Friction angle) cos (θ + φ) + 1/ cos (θ - φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 cos (θ - φ) + 1/ cos (θ + φ) + 1 cos (θ + φ) + 1/ cos (θ - φ) + 1 sin (θ + φ) + 1/ cos (θ - φ) + 1 cos (θ - φ) + 1/ sin (θ + φ) + 1 cos (θ - φ) + 1/ cos (θ + φ) + 1 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In steady state forced vibrations, the amplitude of vibrations at resonance is __________ damping coefficient. Inversely proportional to Equal to Independent of Directly proportional to Inversely proportional to Equal to Independent of Directly proportional to ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Ackerman steering gear mechanism is preferred to the Davis steering gear mechanism, because The Ackerman steering gear consists of turning pairs Both (A) and (B) The Ackerman steering gear is most economical Whole of the mechanism in the Ackerman steering gear is on the back of the front wheels The Ackerman steering gear consists of turning pairs Both (A) and (B) The Ackerman steering gear is most economical Whole of the mechanism in the Ackerman steering gear is on the back of the front wheels ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If the radius of gyration of a compound pendulum about an axis through e.g. is more, then its frequency of oscillation will be Data are insufficient to determine same Less Same More Data are insufficient to determine same Less Same More ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The velocity of a flat-faced follower when it has contact with the flank of a circular arc cam, is given by ω(R - r₁) cosθ ωR cosθ ωr₁ sinθ ω(R - r₁) sinθ ω(R - r₁) cosθ ωR cosθ ωr₁ sinθ ω(R - r₁) sinθ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of energy to the work-done per cycle is called None of these Maximum fluctuation of energy Fluctuation of energy Coefficient of fluctuation of energy None of these Maximum fluctuation of energy Fluctuation of energy Coefficient of fluctuation of energy ANSWER DOWNLOAD EXAMIANS APP