Theory of Machine Effort of a governor is the Mean force exerted at the sleeve for maximum equilibrium speed Work-done at the sleeve for maximum equilibrium speed None of these Mean force exerted at the sleeve for a given percentage change of speed Mean force exerted at the sleeve for maximum equilibrium speed Work-done at the sleeve for maximum equilibrium speed None of these Mean force exerted at the sleeve for a given percentage change of speed ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A rotary internal combustion engine has __________ cylinders. Four Five Six Seven Four Five Six Seven 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. Any -ve value Zero Infinity Any +ve value Any -ve value Zero Infinity Any +ve value 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 Fc = a/r + b Fc = ar + b Fc = ar - b Fc = ar Fc = a/r + b Fc = ar + b ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a vibrating system, if the actual damping coefficient is 40 N/m/s and critical damping coefficient is 420 N/m/s, then logarithmic decrement is equal to 0.4 0.8 0.6 0.2 0.4 0.8 0.6 0.2 ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine When the nature of contact between the elements of a pair is such that one element can turn about the other by screw threads, the pair is known as a Spherical pair Turning pair Sliding pair Screw pair Spherical pair Turning pair Sliding pair Screw pair ANSWER DOWNLOAD EXAMIANS APP
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