Theory of Machine The mechanism forms a structure, when the number of degrees of freedom (n) is equal to -1 2 1 -1 2 1 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 The ratio of maximum fluctuation of energy to the work-done per cycle is called Maximum fluctuation of energy Coefficient of fluctuation of energy Fluctuation of energy None of these Maximum fluctuation of energy Coefficient of fluctuation of energy Fluctuation of energy None of these 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 The pressure angle of a cam is the angle between the direction of the follower motion and a normal to the Pitch circle Prime circle Base circle Pitch curve Pitch circle Prime circle Base circle Pitch curve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the sleeve of a Porter governor moves downwards, the governor speed Decreases Remain unaffected Increases First increases and then decreases Decreases Remain unaffected Increases First increases and then decreases ANSWER DOWNLOAD EXAMIANS APP