Theory of Machine In order to give the primary balance of the reciprocating parts of a multi-cylinder inline engines None of these Both (A) and (B) The algebraic sum of the primary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero None of these Both (A) and (B) The algebraic sum of the primary forces must be equal to zero The algebraic sum of the couples about any point in the plane of the primary forces must be equal to zero ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A flywheel is fitted to the crankshaft of an engine having W as the amount of indicated work per revolution and permissible limits of coefficient of fluctuation of energy and speed as CE and CS respectively. The kinetic energy of the flywheel is given by W CE / CS W CS / 2CE W CE / 2CS 2 W CE / CS W CE / CS W CS / 2CE W CE / 2CS 2 W CE / CS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following has sliding motion? Connecting rod Cross-head Crank Crank pin Connecting rod Cross-head Crank Crank pin ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The rotor of a ship rotates in clockwise direction when viewed from stern and the ship takes a left turn. The effect of gyroscopic couple acting on it will be To raise the stern and lower the bow To raise the bow and stern To raise the bow and lower the stern To lower the bow and stern To raise the stern and lower the bow To raise the bow and stern To raise the bow and lower the stern To lower the bow and stern ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Kinematic pairs are those which have Two elements that permit relative motion Elements of pairs not held together mechanically Surface contact between the two elements when in motion Point or line contact between the two elements when in motion Two elements that permit relative motion Elements of pairs not held together mechanically Surface contact between the two elements when in motion Point or line contact between the two elements when in motion 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 Incompletely constrained motion Completely constrained motion Partially constrained motion Successfully constrained motion Incompletely constrained motion Completely constrained motion Partially constrained motion Successfully constrained motion ANSWER DOWNLOAD EXAMIANS APP