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1. What kind of file is used for die making and general tool room work having a small fine tooth with various crosssections and integral handles, ?

 
 
 
 

2. What kind of file is used for die making and general tool room work having a small fine tooth with various crosssections and integral handles, ?

 
 
 
 

3. What is used for checking the angle of a 60° thread cutting tools __________.

 
 
 
 

4. What is used for driving pins out of shafts with a small diameter at its end?

 
 
 
 

5. What is used for driving pins out of shafts with a small diameter at its end?

 
 
 
 

6. Stock and die is/are a tool used for cutting

 
 
 
 

7. Stock and die is used for cutting threads on a _________.

 
 
 
 

8. 118 degrees is the correct angle of a drill point for _________.

 
 
 
 

9. What is the correct hacksaw blade should be used in cutting angular iron and heavy pipe?

 
 
 
 

10. In what process to start to cut more easily by using a hacksaw blade?

 
 
 
 

11. In what process to start to cut more easily by using a hacksaw blade?

 
 
 
 

12. A V-block is used when drilling a hole in

 
 
 
 

13. What is there standard taper of a tapered pipe thread?

 
 
 
 

14. What is there standard taper of a tapered pipe thread?

 
 
 
 

15. Galvanizing is a process of using a metal that is resistant to atmospheric corrosion to protect the steel. The metal used is ________.

 
 
 
 

16. A pilot hole is drilling a smaller hole first before the final larger hole is made.What is the diameter of the pilot drill if the hole to be made is larger than 1/2 inch?

 
 
 
 

17. A dial indicator instrument is normally used to measure

 
 
 
 

18. What instrument is used to measure shaft eccentricity?

 
 
 
 

19. What kind of metal does not need to be lubricated when drilled?

 
 
 
 

20. Metal materials that has a highest cutting speed for an effective rough cutting if a high speed cutter is used in the operation of the modern milling onboard?

 
 
 
 

21. Muriatic acid is used as a flux in soldering. Why the area must be cleaned thoroughly after soldering process?

 
 
 
 

22. What kind of cleaning agent needs to be removed thoroughly after soldering process?

 
 
 
 

23. The pitch of a hacksaw blade is the number of

 
 
 
 

24. What is used to finish a blind hole tapping threads?

 
 
 
 

25. The graphite filler is commonly mixed with grease in order to _________.

 
 
 
 

26. A hand tool like a chaser is used for

 
 
 
 

27. What kind of hand tool is used for restoring damaged threads?

 
 
 
 

28. For tapping threads into a piece of stock, the diameter of a drilled hole should be __________.

 
 
 
 

29. What will happen to the drill if the feeding pressure is not decreaseed on a drill as its point begins to break through at the bottom of the work piece?

 
 
 
 

30. As the drill begins to break through at the bottom of the work piece, the drill might jam in the work piece and tend to whirl it around if the feeding pressure is not _________.

 
 
 
 

31. By moving the driving belt of a drill press to a larger diameter spindle pulley, the drilling speed will

 
 
 
 

32. Which of the pumping systems listed for use aboard ship will most likely use a propeller type of pump?

 
 
 
 

33. A cargo pump driven by an internal combustion engine on the weather deck must have ________.

 
 
 
 

34. The emergency bilge suction valve is typically used ________ .

 
 
 
 

35. The bilge system is unable to pump out the aft starboard engine room bilge-well due to the bilge-well suction being fouled. With two feet of water over the top of the bilge- well, which of the following actions should be carried out?

 
 
 
 

36. The bilge system has been performing well; however, the aft starboard engine room bilge-well suddenly fails to be pumped out. Which of the following should be done first to determine the cause?

 
 
 
 

37. Each fire hydrant is required to have at least one spanner wrench and at least one ________ .

 
 
 
 

38. A fire station located in the engine room, is require by regulations to have ________ .

 
 
 
 

39. The fire main system should be flushed with fresh water whenever possible to _______ .

 
 
 
 

40. Lower level fire main stations in the engine room should undergo regular routine maintenance, including _________.

 
 
 
 

41. Fire main outlet valves, or hydrants shall be installed ________ .

 
 
 
 

42. The control valve at a fire hydrant outlet may be positioned from the horizontal to pointing _______ .

 
 
 
 

43. What causes the feed water to flow in the second-stage in a two-stage flash evaporator?

 
 
 
 

44. In refrigeration system, what is a kind of contamination that the reclamation process unable to separate?

 
 
 
 

45. What kind of pump to be emitted to the second shell in order to remove its vapors from the pump suction, in the 2-stage flash- type distilling plant operation?

 
 
 
 

46. Theory which refers to isentropic compression in an engine in thermodynamic is called ___________.

 
 
 
 

47. The highest salt concentration in a flash evaporator can be found in ___________..

 
 
 
 

48. The control of brine density least important is in the _________ kind of evaporator.

 
 
 
 

49. A kinds of evaporators in which brine density control is most important?

 
 
 
 

50. What materials does the cylindrical shell are made of, in shell and tube type marine heat exchanger?

 
 
 
 

51. In vapor compression refrigeration system most refrigerants originated primarily from these based molecules which is __________ refrigerants.

 
 
 
 

52. In refrigeration system the refrigerant entering the compressor should be in what condition?

 
 
 
 

53. When energy moves directly from molecules to molecule, what kind of heat transfer that takes place?

 
 
 
 

54. Throttling the refrigerant through the expansion valve in a vapor refrigeration cycle is ________.13. Throttling the refrigerant through the expansion valve in a vapor refrigeration cycle is ________.

 
 
 
 

55. An action to be done in pumping down an automatically controlled R-22 air conditioning compressor in order to assess the low pressure cut out _______.

 
 
 
 

56. By what means does the pressure in coldest evaporator be conserved in a refrigeration system which is in multiple connections and operates in different temperature?

 
 
 
 

57. When the compressor in the refrigeration system runs continuously it indicates a _________.

 
 
 
 

58. The process generally carried out at decreased speed of engine and connecting a portable hose to domestic fresh water system and injecting it via spray orifice to clean turbo charger is _________.

 
 
 
 

59. An equipment that adds energy of a liquid or gas causing an increase in its pressure and a movement of the fluid is called _______.

 
 
 
 

60. In order to avoid damaged of burner tip nut to its barrel, it needs to be __________.

 
 
 
 

61. In order for the fuel oil to atomize when using a steam atomizer in an auxiliary boiler, there must be an ______________.

 
 
 
 

62. The boiler water gauge glasses be blown down is the best appropriate action to do _______________.

 
 
 
 

63. What tool considered a hydraulic system directional control valve?

 
 
 
 

64. The result in setting the relief valve opening pressure in a hydraulic system lower than the necessary operating pressure is _________.

 
 
 
 

65. What condition will have the best result on increasing a hydraulic oil viscosity?

 
 
 
 

66. If cold air in the fire room rushes into the furnace and hot gasses rise-up stack, means it’s a __________.

 
 
 
 

67. What is the reason/s why many diesel engines have pistons with concave heads?

 
 
 
 

68. One of the disadvantage of a two-stroke/cycle diesel engine is _______.

 
 
 
 

69. The reason why positive displacement helical gear pumps fits well for pumping oil?

 
 
 
 

70. Which of the following is NOT a positive displacement pump?

 
 
 
 

71. Which of the following is NOT a positive displacement pump?

 
 
 
 

72. If the discharged pressure of a rotary pump is increased from the normal range of 50PSI to 300PSI means ________.

 
 
 
 

73. The capacity of a rotary pump is lessen if there is a/an _________.

 
 
 
 

74. Advancing the discharge pressure of a rotary pump delivering a constant viscosity fluid will be reduced because of _______.

 
 
 
 

75. Which of the following does not alter the stability of a ship when having loose water?

 
 
 
 

76. What does longitudinal stability resist?

 
 
 
 

77. What effect does pocketing have on stability?

 
 
 
 

78. Which of the following terms best defines force multiplied by the distance from an axis about which you want to find its effect?

 
 
 
 

79. What will occur if the weight of the ship is less than the weight of equal volume of water?

 
 
 
 

80. What do you call a side girder in the fore and aft line sited either side of the keel?

 
 
 
 

81. What do you call the after plate of the keel which may dish to fit the stern frame section?

 
 
 
 

82. What do you call the plate having double curvature immediately below the transom floor and running into the fore side of the stern post?

 
 
 
 

83. What do you call the plate parallel to the stern tube at the level of the propeller?

 
 
 
 

84. The air ejector suction for optimum non-condensable gas removal from a low pressure evaporator is usually, directly from:

 
 
 
 

85. The air ejector suction for optimum noncondensable gas removal from a low pressure evaporator is usually, directly from:

 
 
 
 

86. A fixed orifice plate is generally installed in the live steam supply to an evaporator. One of the purposes of this orifice is to control the quantity of the supplied steam. What is the second function?

 
 
 
 

87. What is the primary reason low pressure evaporator produce distillate more efficiently and with less scale formation than high pressure evaporators?

 
 
 
 

88. What particular mark is found on a drill shank?

 
 
 
 

89. An arc welding fault such as a fusion faults may occur if __________.

 
 
 
 

90. During cutting in milling the feed should be decreased when it begin to produce a _________.

 
 
 
 

91. What type of screwdriver is used for screws that cannot be reach with a straight shaft screwdriver?

 
 
 
 

92. What tool is used in lining up corresponding holes in adjacent parts?

 
 
 
 

93. It is easier to start for a thread die if the part to be threaded is slightly chamfered at the

 
 
 
 

94. A dressing tool is used to reshape a _________.

 
 
 
 

95. A gear puller is used to remove a ball bearing from the motor

 
 
 
 

96. The Reed and Prince screwdriver has a sharp pointed end with flukes with an angle of __________.

 
 
 
 

97. What kind of screw having a sharp pointed end with flukes with an angle of 45 degrees?

 
 
 
 

98. What kind of screw having a sharp pointed end with flukes with an angle of 45 degrees?

 
 
 
 

99. A heavy duty screwdrivers are usually made with a square shank to____.

 
 
 
 

100. What kind of screwdrivers are usually made with a square shank?

 
 
 
 

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