TFM06 TEST PAPER 2025 QUESTIONS WITH ANSWERS
RATED A+
✔✔Generally speaking, pyrotechnics deflagrate at a velocity of:
under 35 meters per second
under 65 meters per second
under 350 meters per second
under 650 meters per second
over 350 meters per second
over 650 meters per second
none of the above - ✔✔under 350 meters per second
✔✔Generally speaking, fireworks mixtures demonstrate a sharp ___ in burn rate while
being confined and ignited.
Increase
Decrease - ✔✔Increase
✔✔Which of the following are considered as Oxidizers (Choose all that apply)
ammonium perchlorate
potassium chlorate
potassium nitrate
potassium perchlorate
strontium nitrate
none of the above - ✔✔All of the above
✔✔When a shell fires from the mortar before you intentionally lit it, chance is that:
the core is wet,
the det cord is defective
the composition is wrong
there are sparks from neighboring articles
none of the above - ✔✔There are sparks from neighboring articles
✔✔What refers to the absolute minimum electrical current necessary for an ignition to
produce 100 percent ignition?
all-fire current
hangfire current
spark current
mix current
instant current
none of the above - ✔✔all-fire current
, ✔✔Which of the following is a protective structure positioned to protect audiences from
potential fragments and debris?
Mortar
rack
shell
adapter
barricade
blasting ohmmeter
none of the above - ✔✔Barricade
✔✔Which of the following can be used to establish continuity and total resistance of an
electric firing circuit?
Mortar
rack
shell
adapter
barricade
blasting ohmmeter
none of the above - ✔✔A blasting ohmmeter
✔✔Which of the following describes an exothermic reaction in which the reaction front
advances at subsonic speed?
deflagration
degradation
detonation
misfire
explosion
none of the above - ✔✔deflagration
✔✔A hangfire tends to behave with:
Predictability
Unpredictability - ✔✔Unpredictability
✔✔Which of the following is a material from which mortars are made?
HDPC
HDPE
HDPR
HDPS
None of the above - ✔✔HDPE
RATED A+
✔✔Generally speaking, pyrotechnics deflagrate at a velocity of:
under 35 meters per second
under 65 meters per second
under 350 meters per second
under 650 meters per second
over 350 meters per second
over 650 meters per second
none of the above - ✔✔under 350 meters per second
✔✔Generally speaking, fireworks mixtures demonstrate a sharp ___ in burn rate while
being confined and ignited.
Increase
Decrease - ✔✔Increase
✔✔Which of the following are considered as Oxidizers (Choose all that apply)
ammonium perchlorate
potassium chlorate
potassium nitrate
potassium perchlorate
strontium nitrate
none of the above - ✔✔All of the above
✔✔When a shell fires from the mortar before you intentionally lit it, chance is that:
the core is wet,
the det cord is defective
the composition is wrong
there are sparks from neighboring articles
none of the above - ✔✔There are sparks from neighboring articles
✔✔What refers to the absolute minimum electrical current necessary for an ignition to
produce 100 percent ignition?
all-fire current
hangfire current
spark current
mix current
instant current
none of the above - ✔✔all-fire current
, ✔✔Which of the following is a protective structure positioned to protect audiences from
potential fragments and debris?
Mortar
rack
shell
adapter
barricade
blasting ohmmeter
none of the above - ✔✔Barricade
✔✔Which of the following can be used to establish continuity and total resistance of an
electric firing circuit?
Mortar
rack
shell
adapter
barricade
blasting ohmmeter
none of the above - ✔✔A blasting ohmmeter
✔✔Which of the following describes an exothermic reaction in which the reaction front
advances at subsonic speed?
deflagration
degradation
detonation
misfire
explosion
none of the above - ✔✔deflagration
✔✔A hangfire tends to behave with:
Predictability
Unpredictability - ✔✔Unpredictability
✔✔Which of the following is a material from which mortars are made?
HDPC
HDPE
HDPR
HDPS
None of the above - ✔✔HDPE
