Ann's Test No. 4 (Chesapeake Bay)

Parameters for this test
      Var =      10 W
      Dev =     0: 2w          30: 3W          60: 2W          90: 1W
              120: 0W         150: 1E         180: 2E         210: 1E
              240: 0W         270: 1W         300: 2W         330: 3W 
3771: Two beacons form a range in the direction of 221.5 T. The range is seen in line from your vessel bearing 223 per gyro compass. The variation in the area is 4 E. What is the error of your gyro compass? 3772: Your ship is entering port from sea, and you sight a pair of range lights. When in line, they bear 315 per standard magnetic compass. The chart shows that the range bearing is 312 T, and that variation is 6 W. What is the deviation of your compass at the time of the sighting? 6844: At 1010 your vessel passes close abeam to Buoy "NCB" in the inbound traffic lane. At this time the Chesapeake Bay Pilot informs you that he will not board your vessel until 1100. The pilot boat is located 1.5 miles northeast of Cape Henry Light. What should you reduce your speed to in order to arrive at the pilot boat at this time? 10103a: Your loran shows a position of LAT 3701.5' N, LONG 7531.7' W. What is the course per standard magnetic compass to Chesapeake Light?
    Y A: 241
    N B: 238
    N C: 235
    N D: 229
197a: At 2215, Cape Henry Light bears 251 psc, and Chesapeake Channel Tunnel North Light bears 328 psc. You are heading 282 psc. What is the relative bearing of Thimble Shoal Light?
    Y A: 014
    N B: 017
    N C: 280
    N D: 332
198: While navigating inbound Thimble Shoal Channel system you must ____________.
    N A: navigate in the main channel when between Trestles A & B
    Y B: use the north auxiliary channel
    N C: remain 1500 yards (1360 meters) from large naval vessels
    N D: maintain a speed of six knots
228: Your height of eye is 25 feet (7.6 meters). If the visibility is 5.5 nautical miles, what is the luminous range of Wolf Trap Light?
    N A: 17.0 miles
    N B: 16.0 miles
    N C: 12.0 miles
    Y D: 7.5 miles
229: If you want a more detailed chart of the area at your 2115 DR position (37 14.4' N; 76 35.5' W), which chart should you use?
    N A: 12222
    N B: 12225
    Y C: 12224
    N D: 12222
230: At 2123, your position is LAT 3720.0' N, LONG 7603.0' W. What is your distance offshore of Savage Neck?
    Y A: 1.7 miles
    N B: 2.6 miles
    N C: 3.4 miles
    N D: 4.6 miles
319: At 2100, you have passed through the Chesapeake Bay Bridge and Tunnel and determine your position to be LAT 3701.3' N, LONG 7603.0' W. The current is flooding in a direction of 303 T at 2.5 knots. Adjusting your course for set and drift, which course would you steer while turning RPMs for 6 knots to make good a course of 175 T?
    N A: 190 T
    N B: 183 T
    N C: 164 T
    Y D: 156 T