Theory of Machine When a body moves with simple harmonic motion, the product of its periodic time and frequency is equal to π Zero π/2 One π Zero π/2 One ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If ω/ωn is very low for a body vibrating under steady state vibrations, the phase angle for all values of damping factors, will tend to approach 0° 90° 180° 360° 0° 90° 180° 360° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For simple harmonic motion of the of follower, a cosine curve represents Displacement diagram All of these Velocity diagram Acceleration diagram Displacement diagram All of these Velocity diagram Acceleration diagram ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The absolute acceleration of any point ‘P’ in a link about center of rotation ‘O’ is Along PO Perpendicular to PO None of the listed here At 45° to PO Along PO Perpendicular to PO None of the listed here At 45° to PO ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the outer dead centre, in a reciprocating steam engine, then the acceleration of the piston will be ω² r {n/(n - 1)} ω² r {(n - 1)/n} ω² r {n/(n + 1)} ω² r {(n + 1)/n} ω² r {n/(n - 1)} ω² r {(n - 1)/n} ω² r {n/(n + 1)} ω² r {(n + 1)/n} ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When a shaking force is transmitted through the springs, damping becomes detrimental when the ratio of its frequency to the natural frequency is greater than 0.25 1 2 0.5 0.25 1 2 0.5 ANSWER DOWNLOAD EXAMIANS APP
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