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 without damping Free vibration with damping Forced vibration without damping Forced vibration with damping Free vibration without damping Free vibration with damping Forced vibration without damping Forced vibration with damping ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The natural frequency of free longitudinal vibrations is equal to (where m = Mass of the body, s = Stiffness of the body, and δ = Static deflection of the body) 1/2π × √(s/m) Any one of the listed here 0.4985/√δ 1/2π × √(g/δ) 1/2π × √(s/m) Any one of the listed here 0.4985/√δ 1/2π × √(g/δ) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The maximum fluctuation of energy is the Variations of energy above and below the mean resisting torque line Ratio of the mean resisting torque to the work-done per cycle Sum of the maximum and minimum energies Difference between the maximum and minimum energies Variations of energy above and below the mean resisting torque line Ratio of the mean resisting torque to the work-done per cycle Sum of the maximum and minimum energies Difference between the maximum and minimum energies ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The axis of precession is __________ to the plane in which the axis of spin is going to rotate. Both A and B Perpendicular Parallel None of these Both A and B Perpendicular Parallel None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Ackerman steering gear mechanism is preferred to the Davis steering gear mechanism, because Both (A) and (B) Whole of the mechanism in the Ackerman steering gear is on the back of the front wheels The Ackerman steering gear is most economical The Ackerman steering gear consists of turning pairs Both (A) and (B) Whole of the mechanism in the Ackerman steering gear is on the back of the front wheels The Ackerman steering gear is most economical The Ackerman steering gear consists of turning pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration is taken into account for Slider crank mechanism Quick return motion mechanism All of these Four bar chain mechanism Slider crank mechanism Quick return motion mechanism All of these Four bar chain mechanism ANSWER DOWNLOAD EXAMIANS APP
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