M240B
M4
CARL G
M240B CONTINUED
MACHINE GUN THEORY
100

WHAT IS THE WEIGHT OF THE M240B?

27.1 LBS 

100

3600M

WHAT IS THE MAXIUM RANGE OF THE M4?

100

WHAT IS THE CALIBER OF THE CARL G?

84MM

100

WHAT IS THE CYCLIC RATE OF FIRE FOR THE M240B?

650-950 RPM; BARREL CHANGE EVERY MINUTE

100

AN IMAGINARY LINE, FROM THE FIRERS EYE, THROUGH THE SIGHTS, TO THE POINT OF AIM ON THE TARGET.

WHAT IS LINE OF SIGHT?

200

3725M

WHAT IS THE MAXIMUM RANGE OF THE M240B?

200

45 RPM

WHAT IS THE MAXIMUM EFFECTIVE RATE OF FIRE FOR THE M4?

200

90 DEGREES - 40M

45 DEGREES - 100M

WHAT IS THE CARL G BACKBLAST AREA?

200

WHAT IS THE M240B MAXIMUM EFFECTIVE POINT RANGE BIPOD AND TRIPOD?

600M (BIPOD) AND 800M (TRIPOD)

200

THE ELLIPTICAL PATTERN FORMED WHEN THE ROUNDS WITHIN THE CONE OF FIRE STRIKE THE GROUND OR THE TARGET. 

WHAT IS THE BEATEN ZONE?

300

WHAT IS THE DEFINITION OF THE M240B?

GAS-OPERATED, BELT FED, AIR COOLED, FULLY AUTOMATIC WEAPON THAT FIRES FROM THE OPEN BOLT POSITION

300

WHAT IS THE MUZZLE VELOCITY OF THE M4?

2970 Ft/Sec

300

WHAT IS THE LENGTH OF THE CARL G?

41.93IN

300

WHAT IS THE LENGTH OF THE M240B?

49.7 IN

300

WHEN THE LONG AXIS OF THE BEATEN ZONE COINCIDES OR NEARLY COINCIDES WITH THE LONG AXIS OF THE TARGET.

WHAT IS ENFILADE FIRE?

400

WHAT TRAINING CIRCULAR COVERS THE MEDIUM RANGE MACHINE GUN 240-SERIES, IN PARTICULAR 240B?

TC 3-22.240

400

WHAT IS THE LENGTH OF THE M4?

BUTTSTOCK CLOSED: 29.75IN

BUTTSTOCK OPEN: 33IN

400

WHAT IS THE CARL G CYCLE OF OPERATION?

1) COCKING

2) UNLOCKING

3) FEEDING

4) CHAMBERING 

5) LOCKING

6) FIRING

7) COCKING

8) UNLOCKING

9) EXTRACTING

10) EJECTING

400

900M

WHAT IS THE TRACER BURNOUT OF THE M240B?


400

WHAT IS SEARCHING FIRE?

DISTRIBUTES FIRES IN DEPTH BY SUCCESSIVE CHANGES IN ELEVATION.


500

WHAT ARE THE 8 MAJOR COMPONENTS OF THE M240B?

1) BARREL ASSEMBLY


2) BUTTSTOCK AND BUFFER ASSEMBLY 


3) BOLT AND OPERATING ROD ASSEMBLY


4) DRIVING SPRING ROD ASSEMBLY


5) TRIGGER HOUSING ASSEMBLY


6) FEED TRAY COVER


7) FEED TRAY ASSEMBLY


8) RECEIVER 

500

WHAT IS THE DEFINITION OF THE M4?

LIGHTWEIGHT, 5.56MM, MAGAZINE-FED, GAS-OPERATED, AIR-COOLED, SHOULDER-FIRED WEAPON THAT FIRES IN SEMIAUTOMATIC OR IN AUTOMATIC MODE.

500

WHAT ARE 3 FORMS OF AMMUNITION THAT THE CARL G USES?

1) TP 552 (TARGET PRACTICE)

2) HEAT 551C RS (HIGH-EXPLOSIVE ANTI-TANK)

3) HE 441D RS (HIGH-EXPLOSIVE)

4) HEDP 502 RS (HIGH-EXPLOSIVE DUAL-PURPOSE)

5) ADM 401 (AREA DETERRENT MUNITION)

6) SMOKE 469B

7) ILLUM 545C

8) TPT 141 (TARGET PRACTICE TRACER)

9) ASM 509 (ANTI-STRUCTURAL MUNITION)

10) SCA 553B (SUBCALIBER ADAPTER)

500

WHAT IS THE M240B MAXIMUM EFFECTIVE SUPPRESSIVE FIRE?

1800M W TRIPOD 

500

ANY FOLD OR DEPRESSION IN THE GROUND THAT PREVENTS A TARGET FROM BEING ENGAGED FROM A FIXED POSITION. 

WHAT IS DEAD SPACE?

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