Theory of Machine A simple spring-mass vibrating system has a natural frequency of fn. If the spring stiffness is halved and the mass is doubled, then the natural frequency will become 2 fn 8 fn 4 fn fn/2 2 fn 8 fn 4 fn fn/2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The train value of a gear train is Always less than unity Always greater than unity Reciprocal of velocity ratio of a gear train Equal to velocity ratio of a gear train Always less than unity Always greater than unity Reciprocal of velocity ratio of a gear train Equal to velocity ratio of a gear train ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The D-slide valve is also known as Outside admission valve Inside admission valve None of these Piston slide valve Outside admission valve Inside admission valve None of these Piston slide valve ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Oldham’s coupling is an inversion of the kinematic chain used in Rotary engine Universal joint Whitworth quick return mechanism Elliptical trammels Rotary engine Universal joint Whitworth quick return mechanism Elliptical trammels ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Cam angle is defined as the angle Through which, the cam rotates during the period in which the follower remains in the highest position During which the follower returns to its initial position Moved by the cam from the instant the follower begins to rise, till it reaches its highest 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 During which the follower returns to its initial position Moved by the cam from the instant the follower begins to rise, till it reaches its highest position Of rotation of the cam for a definite displacement of the follower ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a simple train of wheels, the velocity ratio __________ the intermediate wheels. Either A or B Is independent of None of these Depends upon Either A or B Is independent of None of these Depends upon ANSWER DOWNLOAD EXAMIANS APP
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