Theory of Machine Which of the following is an inversion of Single slider crank chain? Beam engine Elliptical trammel Oldham’s coupling Rotary engine Beam engine Elliptical trammel Oldham’s coupling Rotary engine ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The relation between number of links (l) and number of joints (j) in a kinematic chain is l = j + 4 l = (3/4).(j + 3) l = (2/3).(j + 2) l = (1/2).(j + 2) l = j + 4 l = (3/4).(j + 3) l = (2/3).(j + 2) l = (1/2).(j + 2) ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Hammer blow Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses. Varies as the square root of the speed Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses Varies inversely with the square of the speed Is the maximum horizontal unbalanced force caused by the mass provided to balance the reciprocating masses. Varies as the square root of the speed Is the maximum vertical unbalanced force caused by the mass added to balance the reciprocating masses Varies inversely with the square of the speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The Ackermann steering mechanism is preferred to the Davis type in automobiles because The former is most economical The former is having turning pair The former is most rigid The former is mathematically accurate The former is most economical The former is having turning pair The former is most rigid The former is mathematically accurate ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the crank is at the inner dead centre, in a reciprocating steam engine, then the velocity of the piston will be Zero Maximum Minimum None of these Zero Maximum Minimum None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equivalent length of a simple pendulum which gives the same frequency as a compound pendulum is (kG² + h²)/h h/(kG² + h²) (kG² + h²)/h² h²/(kG² + h²) (kG² + h²)/h h/(kG² + h²) (kG² + h²)/h² h²/(kG² + h²) ANSWER DOWNLOAD EXAMIANS APP