Theory of Machine The number of links and instantaneous centers in a reciprocating engine mechanism are 4, 5 4, 4 4, 6 5, 4 4, 5 4, 4 4, 6 5, 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the primary direct crank of a reciprocating engine makes an angle of 'θ' with the line of stroke, then the secondary direct crank will make an angle of _________ with the line of stroke. θ/2 2θ θ 4θ θ/2 2θ θ 4θ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a multiple V-belt drive, when a single belt is damaged, it is preferable to change the complete set to Ensure proper alignment Reduce slip Reduce vibration Ensure uniform loading Ensure proper alignment Reduce slip Reduce vibration Ensure uniform loading 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 P with respect to the crank-pin C is given by ω² × CO ω² × CN ω² × QN ω² × NO ω² × CO ω² × CN ω² × QN ω² × NO ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is a turning pair? Shaft with collars at both ends fitted into a circular hole Ball and a socket joint Lead screw of a lathe with nut Piston and cylinder of a reciprocating steam engine Shaft with collars at both ends fitted into a circular hole Ball and a socket joint Lead screw of a lathe with nut Piston and cylinder of a reciprocating steam engine ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of descent of cam is defined as the angle During which the follower returns to its initial position Of rotation of the cam for a definite displacement of the follower Through which the cam rotates during the period in which the follower remains in the highest position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position During which the follower returns to its initial position Of rotation of the cam for a definite displacement of the follower Through which the cam rotates during the period in which the follower remains in the highest position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position ANSWER DOWNLOAD EXAMIANS APP
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