Theory of Machine For an involute gear, the ratio of base circle radius and pitch circle radius is equal to cosecφ secφ cosφ sinφ cosecφ secφ cosφ sinφ ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine In a multiple V-belt drive, if one of the belts is broken, then we should replace None of these The broken belt only All the belts The broken belt and the belts on either side of it None of these The broken belt only All the belts The broken belt and the belts on either side of it ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following is an inversion of a double slider crank chain? Oldham's coupling Scotch yoke mechanism Elliptical trammel All of these Oldham's coupling Scotch yoke mechanism Elliptical trammel All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine Which of the following statement is correct for involute gears? A convex flank is always in contact with concave flank. The variation in centre distance of shafts increases radial force. The pressure angle is constant throughout the teeth engagement. The interference is inherently absent. A convex flank is always in contact with concave flank. The variation in centre distance of shafts increases radial force. The pressure angle is constant throughout the teeth engagement. The interference is inherently absent. 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 Reduce length of effective stroke of piston Cause withdrawing or throttling of steam All of these Reduce maximum opening of port to steam Reduce length of effective stroke of piston Cause withdrawing or throttling of steam All of these ANSWER DOWNLOAD EXAMIANS APP
Theory of Machine A flywheel is fitted to the crankshaft of an engine having W as the amount of indicated work per revolution and permissible limits of coefficient of fluctuation of energy and speed as CE and CS respectively. The kinetic energy of the flywheel is given by W CE / CS W CS / 2CE W CE / 2CS 2 W CE / CS W CE / CS W CS / 2CE W CE / 2CS 2 W CE / CS ANSWER DOWNLOAD EXAMIANS APP
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