Theory of Machine Lower pairs are those which have Elements of pairs not held together mechanically Surface contact between the two elements when in motion Two elements that permit relative motion Point or line contact between the two elements when in motion Elements of pairs not held together mechanically Surface contact between the two elements when in motion Two elements that permit relative motion Point or line contact between the two elements when in motion 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 None of the listed here Perpendicular to PO At 45° to PO Along PO None of the listed here Perpendicular to PO At 45° to PO ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Ackermann steering mechanism is preferred to the Davis type in automobiles because The former is most rigid The former is most economical The former is mathematically accurate The former is having turning pair The former is most rigid The former is most economical The former is mathematically accurate The former is having turning pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced force due to revolving masses Varies in direction but constant in magnitude Varies in magnitude but constant in direction Varies in magnitude and direction both Constant in magnitude and direction both Varies in direction but constant in magnitude Varies in magnitude but constant in direction Varies in magnitude and direction both Constant in magnitude and direction both ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The type of coupling used to join two shafts whose axes are neither in same straight line nor parallel, but intersect is Oldham's coupling Universal coupling Flexible coupling Chain coupling Oldham's coupling Universal coupling Flexible coupling Chain coupling ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If some links are connected such that motion between them can take place in more than one direction, it is called Partially constrained motion Successfully constrained motion Incompletely constrained motion Completely constrained motion Partially constrained motion Successfully constrained motion Incompletely constrained motion Completely constrained motion ANSWER DOWNLOAD EXAMIANS APP
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