Fuses

Question 0

What is delay timing on a fuze mean ?

Answer 0

Delay is more than .0005 seconds .

Question 1

How or when does arming time fully align?

Answer 1

By a certain amount of Vanes per revolution

Question 2

What bombs does the fuze MK 339 go in?

Answer 2

Dispenser bomb types ie cluster bomb CBU 100 B

Question 3

What bombs does FMU 139 go in?

Answer 3

MK 80’s and BLU 100 series ,it is known as “the fuze”

Question 4

What bomb does FMU 143 go in?

Answer 4

FMU 143 goes in GBU 24 , a 2000 lb bomb called bunker buster

Question 5

DO NOT SHARE THIS CARD TO ANYONE BUT QUALIFIED WEAPON PERSONNEL!!!
What bomb does DSU 33 go in?

Answer 5

DSU 33 goes in BLU 110/111 and 117

Question 6

What is MK 122 and what bombs does it go to?

Answer 6

MK 122 is coaxial cable and goes in MK 80’s and BLU 100 series

Question 7

What is fahnstock and is it more complex or simpler than the dexter pin?

Answer 7

The fahnstock prevents premature or accidental arming wire and it is more simplistic than the dexter pin

Question 8

What is a dexter pin and is simpler or more complex than a fahnstock pin?

Answer 8

The dexter pin prevents premature or accidental arming wires and is more intricate than a fahnstock pin

Question 9

Is the MK 3 wire steel or brass?

Answer 9

The MK 3 is made of steel as opposed to the MK 9 ,made of brass

Question 10

How many to a pallet and what is the pallet made of? MK 82,MK 83,MK 84 ?

Answer 10

Pallets are made out of metal , as wood is a fire hazard MK 82 :6 ,MK 83: 3 ,MK 84:2

Question 11

What is the tear drop bomb for , what is it’s nomenclature , weight and is it retarded or non retarded?

Answer 11

It is a non retarded practice bomb nomenclature is MK 76 and weights 25 lbs

Question 12

What is the beer can bomb used for, whats its nomenclature , weight and is it retarded or non retarded?

Answer 12

It is a retarded practice bomb, it’s nomenclature is BDU 48/b and weights 10 lbs

Question 13

What lug goes on the practice bomb MK 76?

Answer 13

MK 14

Question 14

What signal cartridge goes in the practice bomb BDU 48/B?

Answer 14

The signal cartridge that goes in the practice bomb BDU 48/B is CXU 3A/B

Question 15

What does the BSU 33, BSU 85 and BSU 86 go on?

Answer 15

The fins BSU 33 : goes on MK80 a and BLU 100 series,the BSU 85 :MK 83 and BSU 86 :MK 82

Question 16

GBU 24 uses what fuze and what bombs?

Answer 16

GBU 24 uses FMU 143 and uses BLU 109 or BLU 116 ,is a hard target penetrator and goes through 4-6 ft reinforced concrete

Question 17

What is JDAM s unabbreviated name ?

Answer 17

Joint direct attack munition ,any service and almost every bomb body can use it

Question 18

What means is used to initiate an electrical fuze? 
A equipment release
B mechanical action
C Equipment release
D electrical impulse

Answer 18

Electrical impulse

Question 19

The primary and option functioning delay of the MK 339 fuze is set at the factory. What means can be used to change the setting for tactical requirements?

Answer 19

By adjusting the primary and option time setting dial

Question 20

How can you tell if the MK 339 has shifted from primary to the option delay?
A by looking for the indicator pin
B the arming wire has been pulled during handling
C the fuze is in a safe condition
D by checking the time setting observation window of the fuze

Answer 20

By looking for the EEA ,external evidence of arming,by looking through the observation window you can tell if it’s shifted from safe into armed as the green foil will be pierced with red

Question 21

What type of bomb is used in most routine bombing operations?
A cluster bombs
B special purpose
C general purpose
D low collateral damage bomb

Answer 21

General purpose bombs

Question 22

Identification of BLU 110/111/117 A/B bombs loaded with PBXN 109 can be made by the stencil on the bomb body (front and rear) and by what other means ?

Answer 22

Three yellow bands on the nose

Question 23

A bomb body is shipped with a plastic plug installed in the nose and tail fuze wells to prevent what occurrence ?

Answer 23

Damage to the internal threads and moisture from entering the fuze wells

Question 24

When shipping , what factor determines the number of bombs that are loaded on each metal pallet?

Answer 24

The size of the bombs (weight)

Question 25

A conical fin assembly is attached to the aft end of a bomb by what means?
A a quick release adapter
B set screws
C cam locks
D a quick release clamp

Answer 25

Set screws( eight to be exact)

Question 26

How do laser guided bombs detect a target?
A laser guided bombs do not detect targets
B laser beam illumination
C remote guidance
D programmed data

Answer 26

Laser beam illumination

Question 27

What location is the wing assembly mounted on the guided bomb unit?
A the nose of the bomb body
B the centerline of the bomb body
C both answers a and b are correct
D the aft end of the bomb body

Answer 27

The aft end of the bomb body

Question 28

What does instantaneous timing on a bomb fuze mean?

Answer 28

Less that .0003 seconds is considered instantaneous

Question 29

What does non delay timing on a bomb fuze mean?

Answer 29

It means .0003-.0005 seconds .

Question 30

The computer control group of a laser guidance kit is used for what purpose?
A to laser illuminate lasers
B to provide attachment point for the guidance wings
C to detect laser illuminated targets and provide an attachment point for the guidance fins
D to provide an attachment point for the wing assembly

Answer 30

to detect laser illuminated targets and provide an attachment point for the guidance fins

Question 31

What type of ammunition causes the most injuries to personnel?
A rockets
B missiles
C practice bombs
D aircraft bombs

Answer 31

Practice bombs as personnel get complacent handling them