Pass Benchmark: 70% • Standard: USCG NMC / 46 CFR
USCG Engine General (Supplementary) (Set 23)
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Question 1 of 30
To drill a hole in round stock, perpendicular to the axis of the piece, the stock should be mounted in a __________.
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30 MCQs #1 To drill a hole in round stock, perpendicular to the axis of the piece, the stock should be mounted in a __________. #2 When drilling blind holes with a standard drill press, the proper method of stopping the progress of the drill boring through the work is by __________. #3 Before drilling a hole in a piece of metal, the location of the hole center should be __________. #4 If the speed of a drill is too great, the drill will __________. #5 The action necessary to use the steering gear room trick wheel when transferring the steering control from the wheelhouse to local control, is to __________. #6 Hydraulically, servo-operated, automatic, change over valves, utilized in a two ram hydraulic steering gear, serve to __________. #7 The rudder torque capacity of the four ram steering gear illustrated, is rated at 44,210,000 inch-pounds with one power unit in operation. If the four ram system was able to be operated as a two ram system with both power units on line, what would be the available torque? GS-0067 #8 When responding to a 'right rudder' command from the amidships position, which parts of the steering gear system illustrated will be subjected to the highest pressure? GS-0137 #9 If it is necessary to prevent the rudder from moving while a repair is made on the steering system using the illustrated actuator __________. GS-0116 #10 If oil under pressure is supplied to the area noted as "N" on the vane in the illustration __________. GS-0116 #11 The operation of the device shown in the illustration is dependent upon __________. GS-0116 #12 What process control system control mode is most likely to have steady-state error (also known as offset or residual error)? #13 For a process control system using the proportional control mode, what statement is true? #14 Suppose a temperature transmitter has an input range from 0 to 100 degrees Celsius and an output range of 4 to 20 milliamps. Assuming that the transmitter has a linear response pattern, what is the output current in milliamps if the input temperature is 40 degrees Celsius? #15 Which of the following statements describes the characteristics of precision manufactured roller bearings? #16 In a compression type automatic grease cup, the lubricant is forced into the bearing by __________. #17 Antifriction bearings can be removed undamaged from a shaft by using an arbor press, or wheel puller with a________. #18 Salt water ballast is to be discharged into the #6 port and starboard wing tanks. Which combination of valves, illustrated, must be opened, and which valves should be closed? GS-0139 #19 In order to take suction on the lube oil drain tank cofferdam with the bilge pump shown in the illustration, how many suction side valves must be open? GS-0042 #20 As routine maintenance, the bilge manifold valves are periodically removed and examined. Prior to resecuring the valve bonnets, the valve __________. #21 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? #22 The second stage feed water temperature and shell absolute pressure in a multistage, flash type, distilling plant is __________. #23 A fixed orifice plate is generally installed in the live steam supply to a flash evaporator. One of the functions of this orifice is to control the quantity of the supplied steam. A second function is to __________. #24 The final heating of the feed water in a flash type distilling plant is carried out by __________. #25 In a flash evaporator, scale as a result of higher than normal temperatures is most likely to occur in the __________. #26 The purpose of chill shocking an evaporator is to __________. #27 When conducting a hydrostatic test on the distillate cooler shell of a flash type evaporator, liquid appears well inside one of the tubes. In order to correct this, you should __________. #28 A high reading is indicated at the salinity cells labeled "Y", "Q", and "6" shown in the illustration. This would be the probable result of __________. GS-0053 #29 While operating a two-stage flash-type evaporator, designed to operate in sea water of 70°F, the current seawater temperature is 50°F, while the salt water feed temperature is maintained at 170°F. The three-way solenoid valve trips, directing the distillate pump discharge to the bilge. Which of the following conditions is the probable cause for this occurrence? #30 While operating a two-stage flash-type evaporator, designed to operate in sea water of 70°F, the current seawater temperature is 50°F, while the salt water feed temperature is maintained at 170°F. The three-way solenoid valve trips, directing the distillate pump discharge to the bilge. Which of the following conditions is the probable cause for this occurrence?
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