Calendar: 1877-1878 Page 608

606 ENGINEERING AND APPLIED SCIENCES State the laws of the impact of imperfectly elastic bodies mass of lbs strikes horizontal plane wiih velocity of 20 feet per second at an angle of 60 its elasticity is one third find its velocity and direction after the impact VI -iEanufarturing 3rt ariO iHadjmrrp SECONE YEAR Sketch and desciibe Ramsbottom's method of filling an engine tender while running At what velocity is the greatest quantity of water delivered Sketch suction through double-acting force pump showing the air vessel and the suction and delivery valves in their respective positions and give the details of one of the valves Having the quantity of water to be pumped in certain time given how would you proceed in order to find the pro- portions of the various parts of the pump In designing the valve of pump show how you would compute the proper weight of the movable part of the valve so as to prevent it from knocking on its seat condensing engine is using steam at 25 lbs pressure above the atmosphere the length of the stroke is ft and the steam is cut off at ft Sketch approximately the indicator figure which you would expect to get marking off the pressure at the 2nd and 4th feet and give the average pressure of the steam taking the back pressure at lbs per square inch What means are adopted for keeping up the pressure of the steam as it expands in the cylinder of an engine Sketch longitudinal section through the boiler of locomotive engine and show how you would apply Giffard's injector What do you mean by the indicated horse power the יי nominal horse power and the duty י of an engine