Flashcards in Mortar Exam Prep Deck (80)
List the mortar firing formations:
6 mortar star
Bursting diameter for 60mm, 81mm, 120mm HE rounds:
List the 3 occupation techinques
Describe the difference between hasty and deliberate occupation?
Time available to prepare mortar site
What is emergency occupation?
Call for fire received during tactical movement, no site prep
What are the techniques to displace mortar?
If enemy contact is unlikely and there is another unit to support, you can move all the guns at once.
If that criteria is not met, you must move guns by section or squad via alternate or successive bounding
How are bounding techniques determined?
Speed of situation, enemy contact, terrain
During recon, what is the ideal range criteria for emplacing mortar systems?
Cover 1/2 to 2/3 of the mortar's range and be able to shoot beyond friendly forces
List and describe the 3 effects of Indirect Fire:
Suppression: Enemy cannot perform job/duties
Neutralize: 10% casualties
Destroyed: 30% casualties or more
What are the 3 methods of recon?
Map, Air, Ground
List the 9 characteristics of position selection and which is most important?
#1 - Mission Accomplishment
Target Area Coverage
Overhead and mask clearance
How many mortars makeup a platoon, section, and squad?
Platoon: 4 or more,
Section: 2 or 3,
Describe the NSB fuze
Arms in flight, sends out radio waves waiting for object to give splash back, then goes off 0-1m above surface
Describe the PRX fuze
Similar to NSB, but goes off 1-4m above surface and rains steel
Describe Delay fuze
Detonates .05 seconds before ground impact.
Describe Superquick fuze
Detonates upon contact with surface
Does the multioption fuze (M734) have safety wires/pins ?
Is there a safety on the Point Detonating M935 fuze?
What does a mortar round consist of?
Fuze, Body, Tailfin Propulsion System
Which fuze works best for troops in the open?
Impact/Super Quick, Point Detonate, NSB
Which fuze works best for targets in the prone, in shallow fighting positions?
What is the nomenclature for the aiming posts and how many are provided?
M14 and M1A2. 4 provided, can be stacked up to 2 high.
What is the nomenclature for the aiming post lights?
M58, M59. 2 green, 1 orange
What is nomenclature of the 81mm mortar system?
What is the sustained and rapid rates of fire for the 81mm mortar?
What are the components of the M252A1 system?
M67 gun sight
What is the minimum and maximum range for the M252A1
What is the magnification power and field of view of the M67 optic?
What is the elevation range on the M177A1 bipod?
0800mils max to 1511mils min