Theory of Machine A rigid body possesses ________degrees of freedom One Four Two Six One Four Two Six ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The ratio of maximum fluctuation of energy to the work-done per cycle is called Coefficient of fluctuation of energy Fluctuation of energy Maximum fluctuation of energy None of these Coefficient of fluctuation of energy Fluctuation of energy Maximum fluctuation of energy None of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine The primary unbalanced force is maximum when the angle of inclination of the crank with the line of stroke is 0° and 90° 90° and 180° 180° and 360° 0° and 180° 0° and 90° 90° and 180° 180° and 360° 0° and 180° ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a steam engine, one method of obtaining the earlier cut-off with a simple slide valve is by increasing the angle of advance of the eccentric while the throw of the eccentric, steam lap and exhaust lap are kept constant. This method will Reduce maximum opening of port to steam Cause withdrawing or throttling of steam All of these Reduce length of effective stroke of piston Reduce maximum opening of port to steam Cause withdrawing or throttling of steam All of these Reduce length of effective stroke of piston 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) μwr ²/₃ μWR ¾μWR ½μWR μwr ²/₃ μWR ¾μWR ½μWR ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine For fluctuating loads, well suited bearing is Ball bearing Needle roller bearing Thrust bearing Roller bearing Ball bearing Needle roller bearing Thrust bearing Roller bearing ANSWER DOWNLOAD EXAMIANS APP
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