This is an interactive test. Read each question and select the proper answer by clicking on the appropriate answer. If a "Y" appears, your choice is correct. If a "N" appears, more study may be in order.
59: You pass Warnicott Bar Lt. at 1146, 24 May. What is your ETA off the Mhoon Landing Gage if you average 6.5 mph?
N a. 0909, 27 May Y b. 1528, 26 May N c. 0426, 26 May N d. 0152, 26 May 110: As you pass under the Baton Rouge RR and Highway 190 bridge you receive a call from another tow upriver. What channel on the VHF should you be monitoring?
N a. 1 Y b. 13 N c. 16 N d. 67 139: What is the distance to Caruthersville Gage from Cape Girardeau?
N a. 54.4 miles Y b. 160.4 miles N c. 793.4 miles N d. 899.4 miles 159: You are turning for 6.8 mph and estimate the current at 1.0 mph. What is your speed over the ground?
N a. 8.8 mph N b. 8.2 mph Y c. 7.8 mph N d. 6.8 mph 161: At 1923, on September 21, you pass Bixby Towhead Light (mile 873.7 AHP). What was your average speed since leaving Cairo?
N a. 12.1 mph Y b. 11.3 mph N c. 10.5 mph N d. 9.2 mph 181: You are on course 192°pgc at 12 knots. At 1900 you fix your position using the following information:
Sand Shoal Inlet South Light bearing 244°true @ 11 nm
What is your latitude and longitude at 1900?
N a. LAT 37°21.5'N, LONG 75°34.8'W N b. LAT 37°22.0'N, LONG 75°34.9'W N c. LAT 37°22.2'N, LONG 75°35.0'W Y d. LAT 37°22.6'N, LONG 75°35.7'W 192: At 2100, Cape Charles Light bears 321°pgc, and Cape Henry Light bears 247°pgc. Your latitude is __________.
N a. 37°00.6'N N b. 37°00.0'N N c. 36°59.7'N Y d. 36°59.4'N 269: If there is no current, what is the course per standard magnetic compass from your 0802 fix to the position 1.1 miles north of Falkner Island Light?
N a. 099° Y b. 095° N c. 068° N d. 064° 362: At 0530, the Coast Guard announces that Chesapeake Channel is closed indefinitely due to a collision occurring in the channel between Trestle "B" and "C" of the Chesapeake Bay Bridge and Tunnel. You exit York Spit Channel, leaving buoy "20" abeam to port at 0.1 mile, and alter course to leave Horseshoe Crossing Lighted Bell Buoy abeam to port at 0.2 mile. What is the course per gyrocompass?
Y a. 193°pgc N b. 190°pgc N c. 187°pgc N d. 185°pgc 392: A vessel at LAT 32°14.7'N, LONG 66°28.9'W, heads for a destination at LAT 36°58.7'N, LONG 75°42.2'W. Determine the true course by Mercator sailing.
N a. 058.2°T N b. 235.2°T Y c. 301.8°T N d. 348.3°T 509: At 0112, the radar range to Branford Reef Light is 2.9 miles. At 0125, the range is 3.6 miles. What is the position of your 0125 running fix if you are steering 124°T at 12 knots?`
N a. LAT 41°09.3'N, LONG 72°48.7'W Y b. LAT 41°09.7'N, LONG 72°48.1'W N c. LAT 41°09.8'N, LONG 72°47.2'W N d. LAT 41°10.2'N, LONG 72°47.7'W 543: What was the current between 0520 and 0600?
N a. 201° at 1.0 knot N b. 201° at 1.5 knot Y c. 021° at 1.5 knot N d. 021° at 1.0 knots 577: At 1015, you estimate you have 139 miles to complete the voyage. If you average 9.5 knots, you will complete the voyage in __________.
N a. 14 hours 44 minutes Y b. 14 hours 38 minutes N c. 14 hours 30 minutes N d. 14 hours 22 minutes 593: What is the length of the trip?
N a. 1195.4 miles N b. 1223.1 miles Y c. 1520.1 miles N d. 1657.8 miles 1093: On 22 Nov. , your vessel is enroute from Accra, Ghana to Montevideo, Uruguay. You are on course 240°T and making a speed of 15.0 knots. Your 1129 DR position is LAT 28°25.0'S, LONG 42°40.0'W. You observed 3 celestial bodies. Determine the latitude and longitude of your 1137 running fix. NP-0023
Y a. LAT 28°27.0'S, LONG 42°38.0'W N b. LAT 28°25.2'S, LONG 42°40.0'W N c. LAT 28°25.0'S, LONG 42°36.0'W N d. LAT 28°23.4'S, LONG 42°42.0'W 1097: On 9 November , your 0400 DR position is LAT 18°24.0'S, LONG 97°36.0'W. You are on course 138°T at a speed of 16 knots. You observed 3 celestial bodies. Determine the latitude and longitude of your 0600 running fix. NP-0027
N a. LAT 18°15.0'S, LONG 98°52.5'W Y b. LAT 18°45.0'S, LONG 97°06.8'W N c. LAT 18°52.5'S, LONG 97°10.6'W N d. LAT 19°15.5'S, LONG 98°08.8'W 1252: On 13 August , your 0345 ZT DR position is LAT 21°35.0'
N, LONG 135°26.0'W. You are on course 052°T at a speed of 14 knots. What will be the zone time of sunrise at your vessel?
N a. 0443 N b. 0449 Y c. 0536 N d. 0540 1254: On 19 July , your 1500 ZT DR position is LAT 28°25.0'N, LONG 120°28.0'W. You are on course 233°T at a speed of 10 knots. What will be the zone time of sunset at your vessel?
N a. 1842 N b. 1853 Y c. 1901 N d. 1909 1266: On 1 December , your 1600 ZT DR position is LAT 22°48.0'S, LONG 91°26.0'E. You are on course 327°T at a speed of 16 knots. What will be the zone time of sunset at your vessel?
N a. 1823 Y b. 1827 N c. 1831 N d. 1847 1341: What is the distance from the River Cement Co. Dock to the mouth of the Ohio River?
N a. 718.8 miles Y b. 780.8 miles N c. 953.5 miles N d. 981.5 miles 1457: On 25 August , your 1926 zone time DR position is LAT 24°17.0'S, LONG 05°47.0'W. At that time, you observe Fomalhaut bearing 117°psc. The chronometer reads 07h 26m 52s, and the chronometer error is 00m 15s fast. The variation is 1.5°E. What is the deviation of the standard magnetic compass?
N a. 0.2°W N b. 0.4°E N c. 1.3°W Y d. 2.8°W 1734: You pass Springfield Bend Lt. (mile 244.8 AHP) at 1242, on 17 October, and estimate the current will average 2.5 mph for the remainder of your trip. What is your ETA at the mouth of the Ohio River if you are making turns for 10.5 mph?
N a. 1905, 19 October N b. 0207, 21 October Y c. 0519, 21 October N d. 0847, 21 October 1762: What are the dimensions of the Old River Lock on the Lower Old River (mile 304 AHP)?
N a. 1175 x 75 feet Y b. 1190 x 75 feet N c. 1195 x 84 feet N d. 1202 x 84 feet 1981: Where can scheduled broadcast times of river stages be found?
N a. Sailing Directions Y b. Light List N c. List of Lights N d. Coast Pilot 2013: On 28 October , morning twilight will occur around 0524 ZT in LAT 25°25.0'N, LONG 32°33.3'W. Considering their magnitude and location, which group will be the three stars best suited to observe for a star fix at star time?
N a. Sirius, Hamal, Denebola N b. Sirius, Denebola, Dubhe Y c. Sirius, Capella, Denebola N d. Sirius, Mirfak, Hamal 2024: On 3 December , evening twilight for your vessel will occur at 1901 zone time. Your vessel's DR position for this time will be LAT 24°18.5'S, LONG 110°30.6'W. Considering their magnitude and location, what are the three stars best suited to observe for a fix at star time?
N a. Canopus, Hamal, Deneb Y b. Alpheratz, Achernar, Nunki N c. Antares, Fomalhaut, Mirfak N d. Rigel, Canopus, Regulus 2028: You are turning for 10 mph and passing Hog Point, LA. (mile 297.5 AHP). Angola reports that the current at Red River Landing is 4.5 mph. Which statement is TRUE?
N a. The main channel lies on the south side of the island you see ahead. N b. You are making 14.5 mph over the ground. Y c. An underwater stone dike has been constructed 0.5 miles upstream of Miles Bar Towhead. N d. You would expect to find the more favorable current near the broken red line in the river. 2106: At 0005, on 26 January, your position is LAT 41°11.8'N,
LONG 72°20.5'W. From this position, you plot a course to steer to a point one half mile north of Mattituck Breakwater Light "MI" with an engine speed of 9.0 knots. If there are no set and drift, what course should you steer?
N a. 207°psc N b. 213°psc N c. 220°psc Y d. 235°psc 2120: At 1502 ZT, on 4 August , in DR position LAT 11° 21.6' S, LONG 088° 14.3' E, you observe an amplitude of the Moon. The upper limb of the Moon is on the visible horizon and bears 289° psc. The variation is 15° W. What is the deviation?
N a. 1.1°E Y b. 1.1°W N c. 1.9°E N d. 1.9°W 2203: You have orders to drop off the empties at the fleeting area at Cairo Point and add five loaded tank barges to your tow. If you are turning for 9 mph and estimate the current at 1.5 mph, what is your ETA at Cairo?
N a. 2210, 22 June N b. 1741, 22 June Y c. 1423, 22 June N d. 1031, 22 June 2875: Your vessel is on a course of 316°T at 12 knots. At 2326 a light bears 289.5°T, and at 2354 the light bears 271°T. At what time and at what distance off will your vessel be when abeam of the light?
N a. 0014, 4.8 miles N b. 0018, 5.2 miles Y c. 0022, 5.6 miles N d. 0026, 6.4 miles 2889: While underway you sight a light 11° on your port bow at a distance of 12 miles. Assuming you make good your course, what will be your distance off the light when abeam?
Y a. 2.3 miles N b. 3.1 miles N c. 3.9 miles N d. 4.5 miles 3260: You have steamed 726 miles at 17.5 knots, and consumed 138 tons of fuel. If you have 252 tons of usable fuel remaining, how far can you steam at 13.5 knots?
N a. 789 miles N b. 1326 miles N c. 1719 miles Y d. 2228 miles 3288: While steaming at 13.5 knots, your vessel consumes 251 barrels of fuel oil per day. In order to reduce consumption to 129 barrels of fuel oil per day, what is the maximum speed the vessel can turn for?
N a. 6.9 knots N b. 9.7 knots Y c. 10.8 knots N d. 12.7 knots 3607: You desire to make good 152°T. The magnetic compass deviation is 4°E, the variation is 5°E, and the gyro error is 3°E. A southwesterly wind produces a 4° leeway. Which course would you steer per standard compass to make good the true course?
N a. 137°psc N b. 141°psc N c. 143°psc Y d. 147°psc 11010: What is the maximum speed permitted in Clinton Harbor?
Y a. 6 mph N b. 8 mph N c. 10 mph N d. 12 mph 11807: What course should you steer by your standard magnetic compass (psc) between Horton Pt. Light and a position 2 miles due south of Branford Reef Light, if the set and drift of the current are 111°T at 2.5 knots, and a southwesterly wind will cause 4° of leeway? (Your engines are turning for 18 knots.)
N a. 306°psc Y b. 301°psc N c. 295°psc N d. 275°psc 12100: You sight Wolf Trap Light in line with New Point Comfort Spit Light "2" bearing 040° per standard magnetic compass. You are on course 319° per standard magnetic compass. Based on this, you __________.
Y a. know the compass error is 8°W N b. should apply 3°Easterly deviation to the bearing N c. know the deviation table is incorrect N d. should suspect the compass may be affected by a local magnetic disturbance 12500: You are on course 135° per standard magnetic compass when you take the following bearings per standard magnetic compass: Cape Henry Light 266° Cape Charles Light 353°Chesapeake Light 124° What is your position?
Y a. LAT 36°57.3'N, LONG 75°50.9'W N b. LAT 36°57.5'N, LONG 75°50.1'W N c. LAT 36°57.6'N, LONG 75°51.6'W N d. LAT 35°57.9'N, LONG 75°50.8'W 14504: You are proceeding in a westerly direction on the Columbia River. The pool level of the Bonneville reservoir stands at 72 feet above MSL. If the highest point on your vessel is 44 feet above the water, what will be the vertical clearance as you pass under the overhead power cables at mile 173.8?
N a. 43 feet N b. 68 feet N c. 111 feet Y d. 115 feet 15116: According to your track line, how far off New Point Comfort Spit Light "4" will you be when abeam of this light?
Y a. 0.9 mile N b. 1.2 miles N c. 1.5 miles N d. 1.8 miles 15143: From your 2146 position, with a new engine speed of 12 knots, you wish to change course in order to pass southeast of Buoy "MP" at a distance of 2 miles. With a reported set of 320° true and a drift of 2 knots, which course should you steer to make good your desired course?
N a. 055°true Y b. 061°true N c. 066° true N d. 071°true 15219: From your 2118 position, you steer a course of 288°T at an engine speed of 7.0 knots. At 2120 visibility is suddenly reduced to 2 miles. At what time can you expect to see Old Point Comfort Light?
N a. 2136 N b. 2143 N c. 2202 Y d. 2228 15261: You make good 097°T from your 0830 fix. With a westerly current of 1.2 knots, what engine speed will you have to turn for from your 0830 position in order to arrive abeam of Six Mile Reef Buoy "8C" at 1030?
N a. 9.7 knots Y b. 10.5 knots N c. 10.9 knots N d. 12.1 knots 15641: You will pass through the Race at approximately the time of maximum ebb current. As you APPROACH the Race from New London, you will be set __________.
Y a. to the left of the track line N b. to the right of the track line N c. forward along the track line N d. towards New London along the track line 15809: At 0045, you obtain the following bearings:
Rocky Point lookout tower 072°T
Horton Point lighthouse 213°T
What were the set and drift between 0005 and 0045?
N a. 272°true, 0.9 knot N b. 272°true, 1.4 knots N c. 092°true, 0.9 knot Y d. 092°True, 1.4 knots 15824: You pass Red River Gage at 2015 on 16 April and estimate the current will average 3.5 mph for the remainder of the time on the Mississippi River. What is your ETA at the mouth of the Ohio River if you continue to turn for 10 mph?
N a. 1445, 20 April N b. 1830, 20 April Y c. 0028, 21 April N d. 0821, 21 April 15869: After you raise Stratford Shoal Middle Ground Light, how will the bearings change if you pass to the north of the light?
Y a. The bearings will change to the left. N b. The bearings will remain steady. N c. The bearings will change to the right. N d. Magnetic compass bearings will change to the left and gyro compass bearings will change to the right. 16119: At 0812, you obtain the following radar information:
Cape Henry Light bearing 287° pgc @ 3.85 nm
What is your 0812 position?
N a. LAT 36°53.7'N, LONG 75°56.0'W N b. LAT 36°53.8'N, LONG 75°56.1'W N c. LAT 36°54.5'N, LONG 75°56.2'W Y d. LAT 36°54.6'N, LONG 75°55.8'W 16142: At 1949 Little Gull Island Light bears 270°T and is 1.7 miles off. From this position, you change course to 118°T and increase engine speed to 18 knots. If you make good your course and speed, at what time should Shagwong Reef Lighted Bell Buoy "7SR" bear 180°T?
Y a. 2016 N b. 2019 N c. 2022 N d. 2025 16566: If you were to head into New London Harbor, which chart should you switch to for the best detail?
N a. 13209 N b. 13212 Y c. 13213 N d. 13214 16715: From your 0600 position, what is the course per gyrocompass to leave Watch Hill Light abeam to starboard at 2.0 miles if a southerly wind is producing 3° of leeway?
Y a. 252°pgc N b. 256°pgc N c. 258°pgc N d. 262°pgc