Esimenu2 ECETORD, E. E 1 st is the best te she'd give running water to PRETETTE: Tescity of water was fired in tube SCLLS:is & Ter! 2 W33 223: Ezarse pasa depth, and what section sires the res se mig a stea verted border ? 3. Gre the set := ved at Dehrs on the Some? E des side 1. tur the Agn Canal across the JESS US 2 Give a stie vibe Love Ganges Canal weir. 4 Wajes de neee from the action of floods on these ves: sibu: reir säis damage? á Gire es sei os ce be see Canal at head, the Agra Csusisi besi sed Ler Ganzes Cazal at bead. 6 Hr par ses woce catie fons per second irrigate in the old seasoa au site in the barreif harvest ? Deduce from this the pamber of catis feri which should be allowed per 1000 scres, making award for uw and uncultivated land. 7. Where are weir suides particulariy pinced and where are they placed in the Soue Canal weir. What would be the effect of there being po słoices ? 8. Where are regulating bridges placed ? and where would you place Escapes. What is the use of an Escape on a running Canal ? 9. Give a section of an ogee fall, a perpendicular fall, and of a fail provided with gratings. Which is the best kind ? What is the defect of an ogãe fall? 6. Sketch a centering for a bridge a single arch, sixty feet span, an arc of 60°, using the abutments of the arch; to take the thrust of the centering and not supporting the centering underneath. 7. In a compound wheel and axle, Fig. (1) length of handle = ! diameter of greater axle (b) diameter of smaller do. = c, what is the velocity ratio of P to W ? 8. Insert a train of wheels between the hour wheel of a clock revolving once in twelve hours, and a wheel which revolves once in 24 days and twelve hours. 9. Give the velocity ratio of P to Win a rack and pinion where the handle of the pinion is 18" long, the number of teeth on pinion 7, and the distance from tooth to tooth 2" on pitch line. 10. In a compound screw, Fig. (2) let the distance between the threads of the large screw be l" and the distance in the smaller screw " what will be the velocity ratio of P and W, when the length of the handle is three feet ? 11. Required the velocity ratio of P and W Fig. (3), in the endless screw attached to a toothed wheel and axle, when the number of teeth in the whole circumference of wheel is 40; diameter of axle 10" and length of handle of screw, is 1'6". HYDRAULICS. Examiner—MAJOR ECKFORD, R. E. 1. What is the least velocity you should give running water to prevent the growth of weeds ? What velocity of water was fixed in the Sone Canals ? What is a velocity rod ? 2. Wbat is meant by Hydraulic mean depth, and what section gives the greatest area of water for a given wetted border ? 3. Give a section of the weir (dam) used at Dehra on the Sone ? How does this differ from the dam for the Agra Canal across the Jumna at Okola ? Give a section of the Lower Ganges Canal weir. 4. Where does damage commence from the action of floods on these weirs ? and how would you repair this damage? 5. Give cross sections of the Sone Canal at head, the Agra Canal at head and Lower Ganges Canal at head. 6. How many acres will one cubic foot per second irrigate in the cold season and how many in the khurreif harvest ? Deduce from this the number of cubic feet which should be allowed per 1000 acres, making allowance for fallow and uncultivated land. 7. Where are weir sluices particularly placed and where are they placed in the Sone Canal weir ? What would be the effect of there being no sluices ? 8. Where are regulating bridges placed ? and where would you place Escapes ? What is the use of an Escape on a running Canal ? 9. Give a section of an ogee fall, a perpendicular fall, and of a fall provided with gratings. Which is the best kind ? What is the defect of an ogee fall ? 6. Sketch a centering for a bridge a single arch, sixty feet span, an arc of 60°, using the abutments of the arch; to take the thrust of the centering and not supporting the centering underneath. 7. In a compound wheel and axle, Fig. (1) length of handle = a diameter of greater axle (b) diameter of smaller do. = c, what is the velocity ratio of P to W ? 8. Insert a train of wheels between the hour wheel of a clock revolving once in twelve hours, and a wheel which revolves once in 24 days and twelve hours. 9. Give the velocity ratio of P to Win a rack and pinion where the handle of the pinion is 18" long, the number of teeth on pinion 7, and the distance from tooth to tooth 2" on pitch line. 10. In a compound screw, Fig. (2) let the distance between the threads of the large screw be 1" and the distance in the smaller screw sy what will be the velocity ratio of P and w, when the length of the handle is three feet ? 11. Required the velocity ratio of P and W Fig. (3), in the endless screw attached to a toothed wheel and axle, when the number of teeth in the whole circumference of wheel is 40; diameter of axle 10" and length of handle of screw, is 1' 6". HYDRAULICS. Examiner—MAJOR ECKFORD, R. E. 1. What is the least velocity you should give running water to prevent the growth of weeds ? What velocity of water was fixed in the Sone Canals ? What is a velocity rod ? 2. What is meant by Hydraulic mean depth, and what section gives the greatest area of water for a given wetted border ? 3. Give a section of the weir (dam) used at Dehra on the Sone ? How does this differ from the dam for the Agra Canal across the Jumna at Okola ? Give a section of the Lower Ganges Canal weir. 4. Where does damage commence from the action of floods on these weirs ? and how would you repair this damage? 5. Give cross sections of the Sone Canal at head, the Agra Canal at head and Lower Ganges Canal at head. 6. How many acres will one cubic foot per second irrigate in the cold season and how many in the khurreif harvest ? Deduce from this the number of cubic feet which should be allowed per 1000 acres, making allowance for fallow and uncultivated land. 7. Where are weir sluices particularly placed and where are they placed in the Sone Canal weir? What would be the effect of there being no sluices ? 8. Where are regulating bridges placed ? and where would you place Escapes ? What is the use of an Escape on a running Canal ? 9. Give a section of an ogee fall, a perpendicular fall, and of a fall provided with gratings. Which is the best kind ? What is the defect of an ogee fall ? |