Theory of Machine For simple harmonic motion of the of follower, a cosine curve represents Acceleration diagram Velocity diagram All of these Displacement diagram Acceleration diagram Velocity diagram All of these Displacement diagram 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 Both (A) and (B) 0° and 90° 180° and 360° None of these Both (A) and (B) 0° and 90° 180° and 360° None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The C.G. of a link in any mechanism would experience No acceleration Linear acceleration Both angular and linear accelerations Angular acceleration No acceleration Linear acceleration Both angular and linear accelerations Angular acceleration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A simple spring-mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and the mass is doubled, then the natural frequency will become 4 fn 8 fn 2 fn fn/2 4 fn 8 fn 2 fn fn/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A shaft has two heavy rotors mounted on it. The transverse natural frequencies, considering each of the rotor separately, are 100 Hz and 200 Hz respectively. The lowest critical speed is 5,367 r.p.m. 12,000 r.p.m. 6,000 r.p.m. 9,360 r.p.m. 5,367 r.p.m. 12,000 r.p.m. 6,000 r.p.m. 9,360 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The acceleration of a particle at any instant has two components i.e. radial component and tangential component. These two components will be Opposite to each other Perpendicular to each other Inclined at 45° Parallel to each other Opposite to each other Perpendicular to each other Inclined at 45° Parallel to each other ANSWER DOWNLOAD EXAMIANS APP
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