18B MORTAR
EMPLOYMENT 81MM
EXAM
Question 1: What is the maximum range of the M252 81mm mortar?
Choices:
1) 3,490 meters 2) 5,608 meters 3) 6,500 meters 4) 7,200 meters
Correct Answer: 5,608 meters
Explanation: The maximum range of the M252 81mm mortar is 5,608 meters.
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Question 2: What is the minimum range of the M252 81mm mortar?
Choices:
1) 50 meters 2) 70 meters 3) 83 meters 4) 100 meters
Correct Answer: 83 meters
Explanation: The minimum range for the M252 81mm mortar is 83 meters.
Question 3: What is the rapid rate of �re for the M252 81mm mortar?
Choices:
1) 15 rounds per minute for 1 minute 2) 20 rounds per minute for 2 minutes 3) 30 rounds per minute for 2 minutes 4) 40 rounds per minute for 1 minute
Correct Answer: 30 rounds per minute for 2 minutes
Explanation: The rapid rate of �re is 30 rounds per minute for 2 minutes.Page 2
Question 4: What is the sustained rate of �re for the M252 81mm mortar?
Choices:
1) 5 rounds per minute 2) 10 rounds per minute 3) 15 rounds per minute 4) 20 rounds per minute
Correct Answer: 15 rounds per minute
Explanation: The sustained rate of �re is 15 rounds per minute inde�nitely.
Question 5: What is the nomenclature for the barrel of the 81mm mortar system?
Choices:
1) M177
2) M224
3) M253
4) M3A1
Correct Answer: M253
Explanation: The barrel used in the M252 81mm mortar system is designated as the M253.Page 3