Theory of Machine In a gear having involute teeth, the normal to the involute is a tangent to the Addendum circle Pitch circle Dedendum circle Base circle Addendum circle Pitch circle Dedendum circle Base circle ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A body is said to be under forced vibrations, when No external force acts on a body, after giving it an initial displacement A body vibrates under the influence of external force None of these There is a reduction in amplitude after every cycle of vibration No external force acts on a body, after giving it an initial displacement A body vibrates under the influence of external force None of these There is a reduction in amplitude after every cycle of vibration ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When two links are connected by a pin joint, their instantaneous center lies At the pin joint On their point of contact At the center of circle At the center of curvature At the pin joint On their point of contact At the center of circle At the center of curvature ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The number of links and instantaneous centers in a reciprocating engine mechanism are 4, 5 4, 6 5, 4 4, 4 4, 5 4, 6 5, 4 4, 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves downwards, the governor speed Decreases First increases and then decreases Remain unaffected Increases Decreases First increases and then decreases Remain unaffected Increases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 3 Hz 6π Hz 6 Hz 3π Hz 3 Hz 6π Hz 6 Hz 3π Hz ANSWER DOWNLOAD EXAMIANS APP