Observed Fires (ATP 3-09.30) Flashcards
(182 cards)
What is an additional step that is not required for artillery but may be required for mortars during a registration?
A. Adjust the sheaf
B. Time registration
C. Adjust the FPF
D. TOT registration
A. Adjust the sheaf
Page 5-21
When adjusting the sheaf for mortars during a registration, what does the observer base the determination for the method of fire on?
A. Vegetation
B. Wind direction
C. Hydrography
D. Cloud coverage
B. Wind direction
Page 5-21
When adjusting the sheaf for mortars during a registration, how is the sheaf adjusted?
A. On line with a 40m lateral spread, perpendicular to the O-T line
B. On line with a 50m lateral spread, perpendicular to the G-T line
C. On line with a 75m lateral spread, perpendicular to the O-T line
D. On line with a 40m lateral spread, perpendicular to the G-T line
D. On line with a 40m lateral spread, perpendicular to the G-T line
Page 5-21
What is the objective of the time portion on the precision registration?
A. 4 rounds fired with the same data 20 meters above the registration point
B. 2 rounds fired with the same data 20 meters above the registration point
C. 4 rounds fired with the same data 40 meters above the registration point
D. 2 rounds fired with the same data 40 meters above the registration point
A. 4 rounds fired with the same data 20 meters above the registration point
Page 5-25
What is the automatic HOB correction for the time portion of the precision registration if the first round is spotted as a graze burst?
A. Up 20
B. Up 40
C. Down 20
D. Down 40
A. Up 40
Page 5-25
During the time portion of the precision registration, once the observer achieves a measurable airburst, what is the command given?
A. Repeat
B. 2 rounds repeat
C. 3 rounds repeat
D. 4 rounds repeat
C. 3 rounds repeat
Page 5-25
During the time portion of the precision registration, when three airbursts and one graze burst is spotted what is the HOB correction?
A. No correction is required
B. Up 10
C. Up 20
D. Up 40
A. No correction is required
Page 5-25
During the time portion of the precision registration, when two airbursts and two graze bursts are spotted what is the HOB correction?
A. No correction is required
B. Up 10
C. Up 20
D. Up 40
B. Up 10
Page 5-25
During the time portion of the precision registration, when one airburst and three graze bursts are spotted what is the HOB correction?
A. No correction is required
B. Up 10
C. Up 20
D. Up 40
C. Up 20
Page 5-25
In the event an Excalibur projectile does not acquire adequate GPS signal, or experiences a reliability failure in flight, the round is designed to:
A. Continue its flight path to the target un-armed and impact as a dud
B. Continue to target as a non-PGM and function as a standard HE round
C. Continue its trajectory to the ballistic impact point without arming and dud
D. Continue its trajectory to the ballistic impact point and function as a standard HE round
C. Continue its trajectory to the ballistic impact point without arming and dud
Page 6-2
For Excalibur calls for fire, what is the minimum the grid locations will be expressed to?
A. 10 digits
B. 12 digits
C. 8 digits
D. 6 digits
A. 10 digits
Page 6-2
What must the observer specify in the target location portion of an Excalibur CFF?
A. TLE
B. CEP
C. PER
D. None of the above
A. TLE
Page 6-3
What munition is available to utilize with the 120mm mortar that minimizes collateral damage and reduces the number of rounds required to create the desired effects on the target.
A. XM982
B. APKWS
C. APMI
D. Copperhead
C. APMI
Page 6-3
What fuse can be added to 155mm M795 HE and M549A1 HERA rounds to increase precision?
A. APKWS
B. Excalibur
C. PGK
D. APMI
C. PGK
Page 6-4
How many submunitions are in the M449 family of APICMs?
A. 60
B. 88
C. 72
D. 42
A. 60
Page 6-5
How many submunitions are in the M483A1 DPICM?
A. 60
B. 88
C. 72
D. 42
B. 88
Page 6-5
How many submunitions are in the M864 DPICM?
A. 60
B. 88
C. 72
D. 42
C. 72
Page 6-5
Which of the following is NOT a use of illumination?
A. Illuminate areas of suspected adversary activity?
B. Provide illumination for night adjustment of fires
C. Mark friendly locations for CAS attacks
D. Harass adversary positions
C. Mark friendly locations for CAS attacks
Page 6-13
What is the initial HOB in meters for the M485A2 illumination round?
A. 600
B. 500
C. 550
D. 750
A. 600
Page 6-14
What is the initial height of burst for all 105mm illumination rounds?
a. 600
b. 500
c. 550
d. 750
D. 750
Page 6-14
What is the initial height of burst for all 120mm illumination rounds?
a. 600
b. 500
c. 550
d. 750
B. 500
Page 6-14
Which illumination pattern would you use when an area requires more illumination than can be furnished by one gun illumination?
a. Two Gun Illumination Range Spread
b. Two Gun Illumination
c. Multi-Gun Illumination
d. Two Gun Illumination
B/D. Two gun illumination
Page 6-15
Which illumination pattern is fired perpendicular to the observer target line?
a. Two Gun Illumination Range Spread
b. Two Gun Illumination Lateral Spread
c. Multi-Gun Illumination
d. Two Gun Illumination
B. Two gun illumination lateral spread
Page 6-15
Which illumination pattern would you use to illuminate an area with practically no shadows or dark spots?.
a. Two Gun Illumination
b. Illumination Lateral Spread
c. Illumination OTL and GTL Spread
d. Four Gun Illumination Pattern
D. four gun illumination pattern
Page 6-15