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) 0.4985/ √δS 0.5615/ √δS 0.571/ √δS 0.6253/ √δS 0.4985/ √δS 0.5615/ √δS 0.571/ √δS 0.6253/ √δS ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the below are inversions of slider crank mechanism?1. Oscillating cylinder engine mechanism2. Toggle mechanism3. Radial cylinder engine mechanism4. Quick return mechanism 1, 2 and 3 2, 3 and 4 1, 3 and 4 1, 2 and 4 1, 2 and 3 2, 3 and 4 1, 3 and 4 1, 2 and 4 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 ½μWR ²/₃ μWR ¾μWR μwr ½μWR ²/₃ μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Frequency of vibrations is usually expressed in Number of cycles per minute Number of cycles per hour Number of cycles per second None of these Number of cycles per minute Number of cycles per hour Number of cycles per second None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Kinematic pairs are those which have two elements that Permit relative motion Have surface contact Are held together Have line contact Permit relative motion Have surface contact Are held together Have line contact 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 3π Hz 6π Hz 6 Hz 3 Hz 3π Hz 6π Hz 6 Hz ANSWER DOWNLOAD EXAMIANS APP
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