Theory of Machine The natural frequency of free transverse vibrations due to uniformly distributed load acting over a simply supported shaft is (where δS = Static deflection of simply supported shaft due to uniformly distributed load) 0.571/ √δS 0.4985/ √δS 0.5615/ √δS 0.6253/ √δS 0.571/ √δS 0.4985/ √δS 0.5615/ √δS 0.6253/ √δS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Torsional vibrations are said to occur when the particles of a body moves Perpendicular to its axis None of these Parallel to its axis In a circle about its axis Perpendicular to its axis None of these Parallel to its axis In a circle about its axis ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The relation between the controlling force (Fc) and radius of rotation (r) for a stable spring controlled governor is Fc = ar + b Fc = ar - b Fc = ar Fc = a/r + b Fc = ar + b Fc = ar - b Fc = ar Fc = a/r + b ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The lead screw of a lathe with nut forms a Turning pair Rolling pair Sliding pair Screw pair Turning pair Rolling pair Sliding pair Screw pair ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine If two moving elements have surface contact in motion, such pair is known as Surface pair Higher pair Rolling pair Sliding pair Surface pair Higher pair Rolling pair Sliding pair 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 is _________ when the crank OC and connecting rod PC are at right angles to each other. Zero Any -ve value Infinity Any +ve value Zero Any -ve value Infinity Any +ve value ANSWER DOWNLOAD EXAMIANS APP
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