Formative 8 Study Guide

Question 1

Currently there are 2 types/models of battle noise simulators in use with the Australian army, list them by name and model number.

Answer 1

F2A1 Battlefield Grenade

F3A1 Projectile Groundburst

Question 2

What is the purpose of battle noise simulators?

Answer 2

To provide battle noises and simulate the effects of grenades, artillery and mortar fire

Question 3

Flare surface trip A301 comprises of three assemblies, one of them being the fuze assembly, list the other two.

Answer 3

Illuminant assembly

Mounting bracket assembly

Question 4

Describe the complete functioning of the flare surface trip A301 when set up for pull pin operation.

Answer 4

• Flare activated by release of safety lever.
• Striker mech impacts percussion primer.
• Primer initiates ignition transfer composition.
• Composition ignites flare priming composition.
• Fuze assembly ejected and flare burns.

Question 5

What is the light intensity of the sig distress d/n No1 Mk5

Answer 5

5000 candlepower

Question 6

What is the duration of smoke emission from the sig distress d/n No1 MK5

Answer 6

17-25 seconds

Question 7

Sig kit distress ships life boat Mk3 has the following items

• – x Signal — handflare mk7 (—–)
• – x signal life smoke mk3 —- (—–) and
• – x signal parachute — rocket mk3 (—-)

Answer 7

6 red handflare

2 orange lifesmoke

4 red paraflare

Question 8

Simulator EOD L1A1 contains 32 grams of what composition.

Answer 8

Comp SP302

Question 9

List the main components of the BESS system (3)

Answer 9

Coded radio transmitter

Receivers

Pyrotechnics

Question 10

The flare aircraft LUU 2a/b comprises of four main assemblies, one of them being the case, list the other 3.

Answer 10

Timer assembly

Parachute assembly

Igniter assembly

Question 11

What is the light intensity of the candle of the flare aircraft LUU2 when functioned

Answer 11

2 million candle power

Question 12

Describe the functioning of the marker location marine Mk 58 mod 1 from the activation phase.

Answer 12

• sea water enters the battery cavity hole and serves as an electrolyte to activate the mk 72 battery.
• the current from the battery initiates the Mk13 squib which ignites the starter mix of the first pyrotechnic candle
• the starter mix, inturn ignites a transfer time fuse which carries the ignition to the second candle starter mix which ignites the final burning.
• each candle burns for a minimum of 20 minutes.

Question 13

The marker marine Mk AN25 Mod 3 is to have a warning notice, what is it?

Answer 13

Do not handle contains phosphorous, May cause serious burns, notify police or military.

Question 14

What is the total smoke / flame emission time of the marker marine location Mk58 mod 1?

Answer 14

40-55 minutes

Question 15

The sig illum M126A1 emits what colour star function.

Answer 15

Red

Question 16

Signals M125A1, M126A1 and M127A1 comprise of three major components. What are they.

Answer 16

Rocket barrel

Rocket

Signal composition.

Question 17

How much candle power does the Sig illum M127A1 emit?

Answer 17

125,000 candlepower

Question 18

Projectiles fall into two main groups, one is solid projectiles, what is the other.

Answer 18

Filled projectiles.

Question 19

Integral anvil (berdan) is one type of ignition system used in SAA, list two others.

Answer 19

Separate anvil (boxer)

Rimfire

Question 20

What are two methods of securing percussion primers to cart cases.

Answer 20

Push fit

Ringing

Punch stabbing

Question 21

SAA usually consist of four main components, what are they.

Answer 21

Projectile

Cart case

primer

Propellant

Question 22

What is one of the base marking symbols on SAA

Answer 22

Manufactures symbol

Year of manufacture

Calibre

Model number

Question 23

What are the two grades of CART 12.7mm MP NM140 Raufoss and what is the difference between them.

Answer 23

Grade A and grade b

Grade A - manufactured to a higher tolerance

Question 24

Explain the operation of the 12.7mm MP NM140 Raufoss from impact.

Answer 24

• nose of the projectile in compressed and the incendiary is ignited.
• the projectile passes through the target and the pressure continues to increase and the incendiary composition ignites the high explosive
• the increase in pressure then burns to detonation the High explosive producing blast fragments.
• the secondary incendiary charge is ignited and burns for 1 second.

Question 25

Study sig illum diagram

Answer 25

5 answers required

Question 26

Study the flare surface trip diagram.

Answer 26

Memorise

Question 27

Study the sig distress diagram

Answer 27

Focus on main areas

Question 28

How much noise does the F2A1 simulator make

Answer 28

120 - 140DB

Question 29

What is the whistle burn time for the F3A1 simulator

Answer 29

3-6 seconds

Question 30

Describe the functioning of the LUU 2a/b from release to descent.

Answer 30

• time knob pulled and is activated
• clock imitates release mech, which ejects timer assembly from case.
• timer attached to parachute and chute is deployed.
• chute applies a load to ignition lanyard which activates flare ignition system.
• ignition system ignites candle.
• aluminium case consumed
• during candle burnout explosive bolt cuts one chute cable which collapses chute and sends it plummeting rapidly towards the ground.

Question 31

Safety precautions for BESS

Answer 31

Static EMR

eye and ear protection