Theory of Machine The radius of a friction circle for a shaft rotating inside a bearing is (where r = Radius of shaft, and tan φ = Coefficient of friction between the shaft and bearing) (r/2) cosφ r tanφ r cosφ r sinφ (r/2) cosφ r tanφ r cosφ r sinφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Angle of descent of cam is defined as the angle 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 Through which the cam rotates during the period in which the follower remains in the highest position Of rotation of the cam for a definite displacement of the follower 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 Through which the cam rotates during the period in which the follower remains in the highest position Of rotation of the cam for a definite displacement of the follower ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The number of centers in a crank driven slider crank mechanism is 2 6 4 2 6 4 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Balancing of rotating and reciprocating parts of an engine is necessary when it runs at Moderate speed Any one of these Highs peed Slow speed Moderate speed Any one of these Highs peed Slow speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If there are L number of links in a mechanism, then number of possible inversions is equal to L + 1 L - 1 L + 2 L L + 1 L - 1 L + 2 L ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an example of sliding pair? Ball and a socket joint Piston and cylinder of a reciprocating steam engine Shaft with collars at both ends fitted into a circular hole Lead screw of a lathe with nut Ball and a socket joint Piston and cylinder of a reciprocating steam engine Shaft with collars at both ends fitted into a circular hole Lead screw of a lathe with nut ANSWER DOWNLOAD EXAMIANS APP
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