Theory of Machine Which of the following statement is correct for involute gears? The interference is inherently absent. A convex flank is always in contact with concave flank. The variation in centre distance of shafts increases radial force. The pressure angle is constant throughout the teeth engagement. The interference is inherently absent. A convex flank is always in contact with concave flank. The variation in centre distance of shafts increases radial force. The pressure angle is constant throughout the teeth engagement. 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 Forced vibration with damping 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 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A flywheel is fitted to the crankshaft of an engine having W as the amount of indicated work per revolution and permissible limits of coefficient of fluctuation of energy and speed as CE and CS respectively. The kinetic energy of the flywheel is given by W CE / CS W CS / 2CE W CE / 2CS 2 W CE / CS W CE / CS W CS / 2CE W CE / 2CS 2 W CE / CS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The secondary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is 180° and 360° 0° and 90° Both (A) and (B) None of these 180° and 360° 0° and 90° Both (A) and (B) None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Scott-Russell mechanism consists of Sliding pairs only Turning and rotary pairs Sliding and turning pairs Sliding and rotary pairs Sliding pairs only Turning and rotary pairs Sliding and turning pairs Sliding and rotary pairs ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The cam follower generally used in aircraft engines is Roller follower Flat faced follower Knife edge follower Spherical faced follower Roller follower Flat faced follower Knife edge follower Spherical faced follower ANSWER DOWNLOAD EXAMIANS APP
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