Theory of Machine In order to double the period of a simple pendulum, the length of the string should be Halved Doubled None of these Quadrupled Halved Doubled None of these Quadrupled ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The relation l = (2/3).(j + 2) apply only to kinematic chains in which lower pairs are used. This may be used to kinematic chains in which higher pairs are used, but each higher pair may be taken as equivalent to Any one of these Two lower pairs and two additional links One lower pair and two additional links Two lower pairs and one additional link Any one of these Two lower pairs and two additional links One lower pair and two additional links Two lower pairs and one additional link ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In the below figure, PC is the connecting rod and OC is the crank making an angle θ with the line of stroke PO and rotates with uniform angular velocity at ω rad/s. The Klien's acceleration diagram for determining the acceleration of the piston P is shown by quadrilateral CQNO, the acceleration of the piston is _________ when the crank OC and connecting rod PC are at right angles to each other. Any -ve value Any +ve value Zero Infinity Any -ve value Any +ve value Zero Infinity ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a locomotive, the resultant unbalanced force due to the two cylinders along the line of stroke, is known as Hammer blow Swaying couple Tractive force None of these Hammer blow Swaying couple Tractive force None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of height of Porter governor (when length of arms and links are equal) to the height of Watt's governor is (where m = Mass of the ball, and M = Mass on the sleeve) (m + M)/m M/(m + M) m/(m + M) (m + M)/M (m + M)/m M/(m + M) m/(m + M) (m + M)/M ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following would constitute a link? Piston and piston rod Piston, piston rod and cross head Piston rod and cross head Piston, crank pin and crank shaft Piston and piston rod Piston, piston rod and cross head Piston rod and cross head Piston, crank pin and crank shaft ANSWER DOWNLOAD EXAMIANS APP
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