- 1. During which operation in the Iraq War did U.S. forces depose Iraqi President Saddam Hussein?
A) Operation Desert Storm
B) Operation Iraqi Freedom
C) Operation Just Cause
D) Operation Enduring Freedom
- 2. How many T-72 tanks were destroyed by M1A1 Abrams in a skirmish near Mahmoudiyah?
A) Seven
B) Three
C) Five
D) Ten
- 3. What was the maximum range of the skirmish where M1A1 Abrams destroyed T-72s near Mahmoudiyah?
A) 100 yards
B) 200 meters
C) Less than 50 yards
D) 1 kilometer
- 4. What was one reason the Iraqi tank crews were inadequately prepared during the Iraq War?
A) They had access to advanced technology
B) They had superior training
C) They had not fired live ammunition in the previous year
D) They were overconfident
- 5. What modification was added to the Abrams tanks to reduce friendly fire incidents?
A) Improved navigation systems
B) Advanced targeting systems
C) Enhanced communication devices
D) Combat Identification Panels
- 6. How many Abrams tanks were destroyed by friendly forces to prevent capture during the Iraq War?
A) Only one
B) All
C) None
D) Several
- 7. What caused some Abrams tanks to be put out of action by engine fires?
A) Driver error
B) Flammable fuel stored externally was hit by small arms fire
C) Mechanical failure
D) Explosive rounds
- 8. By March 2005, how many Abrams tanks had been forced out of action by enemy attacks?
A) 120
B) 100
C) 50
D) Approximately 80
- 9. How many Abrams tanks were shipped back to the U.S. for repairs by March 2005?
A) 50
B) 80
C) 17
D) 63
- 10. What is the name of the kit issued to some M1 Abrams tanks to address vulnerabilities in urban combat?
A) Tank Urban Survival Kit (TUSK)
B) Urban Combat Enhancement Kit
C) Urban Armor Upgrade
D) City Defense Kit
- 11. What type of RPG damaged a U.S. M1 tank in Iraq in May 2008?
A) German-made RPG-22
B) Chinese-made RPG-18
C) American-made RPG-7
D) Soviet-made RPG-29 'Vampir'
- 12. Why did the U.S. refuse to allow the newly formed Iraqi Army to buy the RPG-29?
A) Fearing it would fall into insurgents' hands
B) It was outdated
C) It was too expensive
D) It was unreliable
- 13. Which company was awarded the $4.9 billion development contract for the M1 Abrams?
A) Ford
B) General Motors
C) Boeing
D) Chrysler
- 14. What was the cost of Chrysler's new bid for the M1 Abrams?
A) $232 million
B) $196 million
C) $4.9 billion
D) $221 million
- 15. Which engine did Chrysler propose for the M1 Abrams?
A) GM diesel engine
B) Ford turbine engine
C) AGT1500 turbine
D) Teledyne AVCR-1360 diesel engine
- 16. How many XM1 preproduction models were manufactured between February and July 1978?
A) Eleven
B) Fifty
C) Twenty
D) One hundred
- 17. What issue did the first preproduction units of the M1 Abrams face at Aberdeen Proving Ground?
A) Engine overheating
B) Accumulation of mud and dirt under the hull
C) Transmission issues
D) Fuel leakage
- 18. What was the cause of the M1 Abrams' track problems?
A) Inadequate scraper installation
B) Miscalibrated gauge used to tension tracks
C) Faulty transmission
D) Poorly fitting air filters
- 19. What maneuver discovered at Fort Bliss led to transmission issues in the M1 Abrams?
A) Bow tie maneuver
B) Direct acceleration into reverse
C) Rapid deceleration
D) High-speed turns
- 20. Which organization criticized the M1 Abrams program in the early 1980s?
A) Congress
B) Department of Defense
C) Project on Military Procurement (PMP)
D) General Motors
- 21. What was one of the criticisms made by PMP regarding the M1 Abrams?
A) Low fuel consumption
B) High price
C) Excessive reliability
D) Low vulnerability
- 22. How did Orr Kelly describe the M1 Abrams program in 'King of the Killing Zone'?
A) A program with excessive gold-plating
B) A program with serious issues
C) One of the Army's best managed programs
D) A poorly managed program
- 23. What was Steven J. Zaloga's opinion on American press criticism of the M1 Abrams?
A) Supportive
B) Neutral
C) Ill-founded
D) Well-founded
- 24. What was the Pentagon's stance on the M1 Abrams program despite PMP's criticism?
A) Critically reviewed
B) Maintained strong support
C) Paused development
D) Withdrew support
- 25. What was the percentage of GM's income from military sales compared to Chrysler's?
A) About 10% for GM, compared to 2% for Chrysler
B) About 3% for GM, compared to 7% for Chrysler
C) About 5% for GM, compared to 1% for Chrysler
D) About 1% for GM, compared to 5% for Chrysler
- 26. What did Chrysler install to prevent the buildup of dirt under the M1 Abrams hull?
A) A transmission device
B) A scraper
C) A new engine
D) A new turret
- 27. What was the issue with the M1 Abrams' air filters?
A) Non-functional air filters
B) Poorly fitting air filters causing debris ingestion
C) Leaking air filters
D) Overheating air filters
- 28. When did the Defense Department award the development contract to Chrysler?
A) 15 August 1976
B) 30 December 1976
C) 1 January 1977
D) 12 November 1976
- 29. What was the original proposal cost for Chrysler's M1 Abrams bid?
A) $4.9 billion
B) $232 million
C) $221 million
D) $196 million
- 30. What was the revised bid cost for GM's M1 Abrams proposal?
A) $221 million
B) $232 million
C) $208 million
D) $196 million
- 31. What did the '60 Minutes' news program report on in 1980 regarding the M1 Abrams?
A) Transmission issues
B) Track problems
C) A faulty air filter induction system
D) Engine overheating
- 32. What did Chrysler install to prevent the 'bow tie' maneuver in the M1 Abrams?
A) A new transmission
B) A device that prevented the maneuver
C) A new engine
D) A new air filter system
- 33. Who was the M1 Abrams named after?
A) General George S. Patton
B) General Creighton Abrams
C) General Dwight D. Eisenhower
D) General Douglas MacArthur
- 34. What is the approximate weight of the M1 Abrams?
A) 50 short tons
B) 85 short tons
C) 60 short tons
D) 73.6 short tons
- 35. What is the main armor technology used in the M1 Abrams?
A) Chobham composite armor
B) Ceramic armor
C) Rolled homogeneous armor
D) Reactive armor
- 36. What was the original armament of the M1 Abrams?
A) 90 mm gun
B) 105 mm M68 gun
C) 120 mm L/44 gun
D) 125 mm smoothbore gun
- 37. Which country was the M1 Abrams first used in combat?
A) World War II
B) Korean War
C) Gulf War
D) Vietnam War
- 38. In what year did the M1 Abrams enter service?
A) 1985
B) 1975
C) 1980
D) 1990
- 39. Which country's armed forces use an export modification of the M1 Abrams?
A) India
B) China
C) Egypt
D) Russia
- 40. What was the name of the joint American-West German tank project that preceded the M1 Abrams?
A) M60
B) XM803
C) MBT-70
D) Leopard 1
- 41. Which company led the U.S. team for the MBT-70 project?
A) Chrysler
B) Ford
C) Boeing
D) General Motors
- 42. What was the name of the austere version of the MBT-70 developed by the U.S.?
A) M1
B) M48
C) XM803
D) M60
- 43. What feature of the MBT-70 improved cross-country ride quality?
A) Torsion bars
B) Leaf springs
C) Hydropneumatic suspension
D) Air suspension
- 44. How many crew members did conventional tanks of the time have?
A) Four
B) Six
C) Five
D) Three
- 45. What was the armament of the MBT-70?
A) 105 mm gun
B) 120 mm gun
C) 152 mm gun-launcher
D) 90 mm gun
- 46. What year did the U.S. and Germany end their MBT-70 partnership?
A) 1970
B) 1965
C) 1972
D) 1968
- 47. Which country's armed forces use the M1 Abrams in the Yemeni Civil War?
A) United Arab Emirates
B) Saudi Arabia
C) Iran
D) Yemen
- 48. In which war did Ukraine deploy the M1 Abrams?
A) Korean War
B) Russo-Ukrainian War
C) World War II
D) Crimean War
- 49. What is the designation of the later variant of the M1 Abrams' main gun?
A) M256A2
B) M256A1
C) M68
D) M256
- 50. Which of the following is not an operational version of the M1 Abrams?
A) M1A1
B) M1A2
C) M1
D) M1A3
- 51. What feature of the M1 Abrams ensures crew safety in NBC environments?
A) NBC protection
B) Infrared sensors
C) Stealth technology
D) Active camouflage
- 52. Which of the following countries does not use the M1 Abrams?
A) Kuwait
B) India
C) Poland
D) Australia
- 53. Which of the following is not a feature introduced by the M1 Abrams?
A) Computer fire control system
B) Multifuel turbine engine
C) Active camouflage
D) Chobham composite armor
- 54. What was the main battle tank used by the U.S. before the M1 Abrams?
A) M60
B) M1A1
C) M1A2
D) M48
- 55. Which of the following is not a country that uses the export modification of the M1 Abrams?
A) China
B) Kuwait
C) Saudi Arabia
D) Egypt
- 56. What year did the U.S. Marine Corps decommission all tank battalions?
A) 2021
B) 2015
C) 2018
D) 2020
- 57. Which of the following is not an improvement seen in new iterations of the M1 Abrams?
A) Protection
B) Stealth technology
C) Armament
D) Electronics
- 58. Which company is now responsible for the M1 Abrams?
A) Boeing
B) General Dynamics Land Systems
C) Raytheon
D) Lockheed Martin
- 59. Which of the following is not a country that deployed the M1 Abrams in combat?
A) Vietnam
B) Iraq
C) Afghanistan
D) Gulf War
- 60. When did the Army begin the XM815 project?
A) May 1972
B) January 1972
C) March 1972
D) July 1972
- 61. What was the new armor thickness required for the tank to fully utilize Burlington armor?
A) Six inches thick
B) One foot thick
C) Four inches thick
D) Two feet thick
- 62. What was the set weight for the new tank?
A) 50 tonnes
B) 53 tonnes
C) 45 tonnes
D) 60 tonnes
- 63. What was the design-to-unit cost limit set by the Army for the new tank?
A) $750,000
B) $600,000
C) $400,000
D) $507,790
- 64. What was the XM815 project renamed to in November 1972?
A) XM4
B) XM3
C) XM2
D) XM1
- 65. What was the required range for the new tank to defeat a Soviet gun hit?
A) 500 meters
B) 1,200 meters
C) 800 meters
D) 1,000 meters
- 66. Where did the head-to-head testing of the prototypes take place?
A) Fort Hood
B) Fort Benning
C) Fort Bragg
D) Aberdeen Proving Ground
- 67. How much fuel did the Chrysler gas turbine engine consume per 100 kilometers?
A) 500 liters
B) 890 liters
C) 1000 liters
D) 750 liters
- 68. Who was the U.S. Secretary of Defense in July 1976?
A) Cyrus Vance
B) James Schlesinger
C) Donald Rumsfeld
D) Harold Brown
- 69. Who was the Assistant Secretary for Research and Development who commented on the turbine engine decision?
A) Ed Miller
B) Bill Clements
C) Malcolm Currie
D) Donald Rumsfeld
- 70. Which country sent Leopard 2AV prototypes for comparison testing?
A) United Kingdom
B) France
C) Russia
D) Germany
- 71. When was the low rate initial production (LRIP) of the M1 Abrams approved?
A) February 1982
B) 1980
C) May 1979
D) 1978
- 72. How many M1 Abrams tanks were produced between 1979 and 1985?
A) 3,273
B) 500
C) 1,000
D) 11
- 73. Where was the M1 Abrams production primarily located?
A) Chrysler, Michigan
B) Lima, Ohio
C) Detroit, Michigan
D) Warren, Michigan
- 74. Which organization was involved in designing the M1 Abrams with improved armor and weapon range?
A) Lima Army Tank Plant
B) Detroit Arsenal Tank Plant
C) U.S. Army Laboratory Command (LABCOM)
D) General Dynamics Land Systems
- 75. Which improved model of the M1 Abrams was produced in 1984?
A) M1A1
B) M1A3
C) IPM1
D) M1A2
- 76. Which tanks did the Abrams operate alongside within the U.S. military during the Cold War?
A) M60A3 tanks
B) Leopard 2 tanks
C) T-72 tanks
D) Chieftain tanks
- 77. Which Iraqi tank model was nicknamed 'Lion of Babylon'?
A) T-72
B) T-55
C) T-54
D) T-62
- 78. How many M1A1 tanks did the U.S. Marine Corps deploy during the Gulf War?
A) 60
B) 100
C) 76
D) 277
- 79. Which variant of the M1A1 included adaptations for deep wading?
A) IPM1
B) M1A1HA
C) M1A1 Common
D) M1
- 80. What was the total number of M1A1s damaged or destroyed during the Gulf War?
A) 15
B) 30
C) 10
D) 23
- 81. What program aims to standardize parts between the U.S. Army and the Marine Corps?
A) The commonality program (M1A1HC)
B) The integration initiative
C) The compatibility project
D) The interoperability program
- 82. How many refurbished M1A1 Abrams tanks did the U.S. supply to Iraq between 2010 and 2012?
A) 140
B) 100
C) 200
D) 175
- 83. During which offensive did the Iraqi M1 tanks first see action against ISIL?
A) Assaults against the Kurdistan Regional Government
B) Russo-Ukrainian War
C) June 2014 Northern Iraq offensive
D) Battle of Mosul
- 84. Which group was reported to operate M1 Abrams tanks during the Battle of Mosul?
A) Popular Mobilization Forces
B) Kata'ib Hezbollah (Hezbollah Brigades)
C) Peshmerga
D) ISIL
- 85. What nickname was given to an Iraqi-operated Abrams tank during the retaking of the town of Hit in April 2016?
A) The Tiger
B) The Beast
C) The Dragon
D) The Lion
- 86. In which month and year did the U.S. approve the sale of 153 more Abrams tanks to Saudi Arabia?
A) December 2014
B) January 2023
C) August 2016
D) October 2024
- 87. What variant of the M1 Abrams tanks did the U.S. initially plan to send to Ukraine in 2023?
A) M1A2SEP
B) M1A1
C) M1A1SA
D) M1A2
- 88. Which country announced the transfer of 49 M1A1 Abrams tanks to Ukraine in October 2024?
A) United States
B) Australia
C) Denmark
D) Canada
- 89. How many U.S.-provided Abrams tanks had Ukraine visually confirmed as lost by 31 March 2026?
A) 31
B) 12
C) 40
D) 25
- 90. Which organization specified that the tanks sent to Ukraine would be the M1A2 variant?
A) Australian Army
B) U.S. President Joe Biden
C) Ukraine Security Assistance Initiative
D) Pentagon spokesperson Sabrina Singh
- 91. Which country displayed a captured M1A1 Abrams as a war trophy in May 2024?
A) Saudi Arabia
B) United States
C) Russia
D) North Korea
- 92. What was the reason for the U.S. to approve the sale of 153 more Abrams tanks to Saudi Arabia in 2016?
A) Battle damage replacements
B) Diplomatic relations
C) Training purposes
D) New offensive operations
- 93. When did serial production of the M1 Abrams for the U.S. Army end?
A) 2013
B) 2000
C) 1995
D) 2018
- 94. In which year did M1 Abrams production commence at the Armoured Production and Repair Factory in Egypt?
A) 1984
B) 2017
C) 2000
D) 1992
- 95. What year did the U.S. Marine Corps begin divesting itself of the Abrams?
A) 2020
B) 2018
C) 2016
D) 2013
- 96. Which strategy shift led the Marine Corps to divest from the Abrams?
A) Conventional warfare
B) Distributed operations
C) Guerrilla tactics
D) Air superiority
- 97. When did the U.S. Army cancel the planned M1A2 SEPv4 variant?
A) June 2025
B) September 2023
C) March 2023
D) 2021
- 98. What is the new variant of the Abrams tank named after the cancellation of M1A2 SEPv4?
A) M1E2
B) M1A2 SEPv5
C) M1A3
D) M1E3
- 99. What is the notionally known name for the replacement of the M1 Abrams in the NGCV program?
A) Future Battle Tank (FBT)
B) Advanced Combat Vehicle (ACV)
C) Decisive Lethality Platform (DLP)
D) Next Generation Tank (NGT)
- 100. By what year does the U.S. Army anticipate the remaining M1A2s will serve?
A) Beyond 2050
B) Beyond 2030
C) Beyond 2040
D) Beyond 2025
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