Theory of Machine If the damping factor for a vibrating system is unity, then the system will be Without vibrations Critically damped Over damped Under damped Without vibrations Critically damped Over damped Under damped ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Coriolis component of acceleration leads the sliding velocity by 180° 90° 135° 45° 180° 90° 135° 45° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the inner dead center, in a reciprocating steam engine, then the acceleration of the piston will be ω²r. (n + 1)/n ω²r. (n - 1)/n ω²r. n/(n - 1) ω²r. n/(n + 1) ω²r. (n + 1)/n ω²r. (n - 1)/n ω²r. n/(n - 1) ω²r. n/(n + 1) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves upwards, the governor speed Increases Decreases Remain unaffected First increases and then decreases Increases Decreases Remain unaffected First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a Hartnell governor, the stiffness of the spring is given by (where S1 and S2 = Spring forces exerted on the sleeve at max. and min. radii of rotation, and h = Compression of the spring) (S₁ - S₂) / h (S₁ + S₂) / 2h (S₁ - S₂) / 2h (S₁ + S₂) / h (S₁ - S₂) / h (S₁ + S₂) / 2h (S₁ - S₂) / 2h (S₁ + S₂) / h ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a drag link quick return mechanism, the shortest link is always fixed. The sum of the shortest and longest link is Equal to sum of other two Less than sum of other two Greater than sum of other two There is no such relationship Equal to sum of other two Less than sum of other two Greater than sum of other two There is no such relationship ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS