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Naval mine: Quiz


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Question 1: Many modern ships have a mine-warning ________—a simple sonar looking forward and warning the crew if it detects possible mines ahead.
Echo soundingUnderwater acousticsMarine mammals and sonarSonar

Question 2: [1] Chinese records tell of naval explosives in the 16th century, used to fight against Japanese pirates (________).
WokouPiracyBarbary corsairsGeuzen

Question 3: Unlike ________, mines are deposited and left to wait until they are triggered by the approach of or contact with an enemy ship.
Naval mineTorpedoAnti-submarine weaponDepth charge

Question 4: [27] In 1986, in the case of Nicaragua v. United States, the ________ ruled that this mining was a violation of international law.
United Nations High Commissioner for RefugeesUNESCOUniversal jurisdictionInternational Court of Justice

Question 5: What does the following picture show?

  Minesweeper USS Tide (AM-125) after striking a mine off Utah Beach, 7 June 1944. Note her broken back, with smoke pouring from amidships.
  Infernal machines in the Potomac River in 1861 during the American Civil War, sketch by Alfred Waud
  A CAPTOR mine being loaded onto a B-52 bomber
  A CAPTOR mine being loaded onto a B-52 bomber

Question 6: [5] Weapons of this type were apparently tried by the English at the ________ in 1627.
Siege of La RochelleHuguenot rebellionsSiege of Saint-Martin-de-Ré (1627)Capture of Ré island

Question 7: The next major use of mines was in the ________ in 1904, sinking the Russian battleship Petropavlovsk, killing the fleet commander, Admiral Makaroff, and most of the crew.
Russo-Japanese WarBoxer RebellionFirst Sino-Japanese WarScramble for Africa

Question 8: In this field the British, with their large seagoing navy, have had the bulk of world experience, and most anti-mine developments, such as ________ and the double-L sweep were British inventions.
MagnetDegaussingNaval mineMagnetic field

Question 9: Simple magnetic sensors have been superseded by total-field ________.
Mariner 2MagnetometerCassini–HuygensMariner 4

Question 10: The resulting gas cavitation and ________-differential over the width of the human body is sufficient to stun or kill divers.
Shock waveSunMoving shockExplosive material


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