Theory of Machine Which of the following mechanism is obtained from lower pair? Pantograph Valve and valve gears All of these Gyroscope Pantograph Valve and valve gears All of these Gyroscope ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Cam angle is defined as the angle 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 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 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 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 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The frictional torque transmitted in a flat pivot bearing, assuming uniform wear, is (Where μ = Coefficient of friction, W=Load over the bearing, R=Radius of bearing) ¾μWR μwr ²/₃ μWR ½μWR ¾μWR μwr ²/₃ μWR ½μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The unbalanced force due to revolving masses Varies in magnitude and direction both Varies in direction but constant in magnitude Varies in magnitude but constant in direction Constant in magnitude and direction both Varies in magnitude and direction both Varies in direction but constant in magnitude Varies in magnitude but constant in direction Constant in magnitude and direction both ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The equation of free vibrations of a system is (d²x/dt²) +36 π²x, its natural frequency is 3 Hz 6π Hz 6 Hz 3π Hz 3 Hz 6π Hz 6 Hz 3π Hz ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The motion of a shaft in a circular hole is an example of Successfully constrained motion Completely constrained motion Incompletely constrained motion None of these Successfully constrained motion Completely constrained motion Incompletely constrained motion None of these ANSWER DOWNLOAD EXAMIANS APP
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