QUESTIONS  5-52  THROUGH  5-55,  SELECT  FROM COLUMN  B  THE  HYDRAULIC  POWER  DRIVE SYSTEM  COMPONENT  TO  WHICH  EACH  STATEMENT IN COLUMN A APPLIES. A. STATEMENTS B. COMPONENTS 5-52. It can be an 1. A- end electric  motor 2. B-end 5-53. It is a hydraulic motor  mover 3. Prime 5-54. It is a hydraulic pump 5-55. It can be a gaso- line enigine REFER TO FIGURE 12-5 IN YOUR TEXTBOOK IN ANSWERING  QUESTIONS  5-56  THROUGH  5-62. 5-56. The forward shaft of the prime mover drives which of the following  components? 1. The  hydraulic  pump 2. The  hydraulic  motor 3. The  auxiliary  pumps 4. All of the above 5-57. What type of pump is the A-end pump of this power drive? 1. Axial-flow  variable- displacement 2. Radial-flow  variable- displacement 3. Axial-flow   constant- displacement 4. Radial-flow  constant- displacement 5-58. Which  of  the  following  statements is  true  concerning  the  operation of the A-end? 1. Its output is variable because it is driven at a variable  speed 2. Its output   is constant because it is driven at a constant  speed 3. Its output is variable even though it is driven at a constant  speed 4. Its output is constant even though it is driven at a variable  speed IN  QUESTIONS  5-59  THROUGH  5-62,  SELECT FROM COLUMN B THE AUXILIARY PUMP THAT PERFORMS  EACH  FUNCTION  LISTED  IN  COLUMN A. A. FUNCTIONS B. PUMPS 5-59. Transmits  a  puls- 1. Replen- ing effect to the ishing fluid in the res- ponse  pressure 2. sump pump 5-60. Replaces  fluid  in and the  active  systems oscil- of the power drive lator 5-61. Supplies  high- 3. Control pressure  fluid  to pres the  various  pistons sure in the system 5-62. Pumps leakage to the expansion  tank 5-63. What  function(s)  does  the reservoir  provide? 1. A  method  of  cleansing  and storing  fluid 2. A reserve supply of fluid 3. A cooling surface for the fluid 4. Both 2 and 3 above REFER TO FIGURE 12-6 IN YOUR TEXTBOOK IN AWSWERING  QUESTIONS  5-64  AND  5-65. 5-64. How is the tilting box positioned? 1. Locally by the stroke control  shaft 2. Automatically  by  the  stroke control  shaft 3. Mechanically  by  hand  control 4. By each of the above means 5-65. The tilting box will not move under  which  of  the  conditions listed below? 1. IHP = 385 psi, HPC = 900 psi 2. IHP = 500 psi, HPC = 1000 psi 3. IHP = 750 psi, HPC = 750 psi 4. IHP = 800 psi, HPC = 1000 psi 37