Blasters Exam || QUESTIONS WITH A+ VERIFIED
SOLUTIONS!!
Detonators (blasting caps) contain a base charge of what material? a. Black Powder
b. Ammonium Nitrate
c. TNT
d. PETN
e. Nitroglycerin correct answers PETN
Class A explosives must be stored in what type of magazine?
a. Type 1
b. Type 2
c. Type 1 or 2
d. Type 3
e. Type 4 correct answers Type 1 or 2
3. Indicate the explosives type (high, low, blasting agent) of the following
materials
a. Det Cord _____ _____
b. Cast Primers _____ _____
c. Dynamite _____ _____
d. Anfo ___________
e. Avalauncher Projectiles _____ _____
f. Safety fuse _____ ______
g. Fuse igniters _____ ______
h. Mixed binary explosive _____ _____
i. Blasting caps _____ _____
j. Black powder _____ ______
k. Emulsives correct answers a. Det Cord: High
b. Cast Primers: High
c. Dynamite: High
d. Anfo: Blasting Agent
e. Avalauncher Projectiles: High
f. Safety fuse: Low
g. Fuse igniters: Low
h. Mixed binary explosive: High
i. Blasting caps: High
j. Black powder: Low
k. Emulsives: High
Indicate the explosives type (high, low, blasting agent) of Emulsives correct answers High
Indicate the explosives type (high, low, blasting agent) of Anfo correct answers Blasting Agent
Indicate the explosives type (high, low, blasting agent) of Black Powder correct answers Low
, Indicate the explosives type (high, low, blasting agent) of Blasting Caps correct answers High
Indicate the explosives type (high, low, blasting agent) of Mixed Binary Explosives correct
answers High
Indicate the explosives type (high, low, blasting agent) of Fuse Igniters correct answers Low
Indicate the explosives type (high, low, blasting agent) of Safety Fuse correct answers Low
Indicate the explosives type (high, low, blasting agent) of Avalauncher Projectiles correct
answers High
Indicate the explosives type (high, low, blasting agent) of Det Cord correct answers High
Indicate the explosives type (high, low, blasting agent) of Dynamite correct answers High
Indicate the explosives type (high, low, blasting agent) of Cast Primers correct answers High
4. Blasting agents like anfo cannot be
a. Used in conjunction with class A explosives
b. Stored in a type 4 magazine
c. Shipped as a mixed product
d. Detonated by a #8 blasting cap when unconfined
e. Stored for over 1 year correct answers Detonated by a #8 blasting cap when unconfined
5. Land surrounding a magazine shall be kept clear of combustible material,
trash, brush, and dried grass less than 10feet in height for a distance of
a. 10 feet
b. 20 feet
c. 25 feet
d. 50 feet
e. 100 feet correct answers 25 feet
The burning rate for safety fuse at sea level is about
a. 20 seconds per foot
b. 30 seconds per foot
c. 40 seconds per foot
d. 50 seconds per foot
e. 60 seconds per foot correct answers 40 seconds per foot
The burning rate for safety fuse at 11,000 feet above sea level is about
a. 20 seconds
b. 30 seconds
c. 40 seconds
d. 50 seconds
SOLUTIONS!!
Detonators (blasting caps) contain a base charge of what material? a. Black Powder
b. Ammonium Nitrate
c. TNT
d. PETN
e. Nitroglycerin correct answers PETN
Class A explosives must be stored in what type of magazine?
a. Type 1
b. Type 2
c. Type 1 or 2
d. Type 3
e. Type 4 correct answers Type 1 or 2
3. Indicate the explosives type (high, low, blasting agent) of the following
materials
a. Det Cord _____ _____
b. Cast Primers _____ _____
c. Dynamite _____ _____
d. Anfo ___________
e. Avalauncher Projectiles _____ _____
f. Safety fuse _____ ______
g. Fuse igniters _____ ______
h. Mixed binary explosive _____ _____
i. Blasting caps _____ _____
j. Black powder _____ ______
k. Emulsives correct answers a. Det Cord: High
b. Cast Primers: High
c. Dynamite: High
d. Anfo: Blasting Agent
e. Avalauncher Projectiles: High
f. Safety fuse: Low
g. Fuse igniters: Low
h. Mixed binary explosive: High
i. Blasting caps: High
j. Black powder: Low
k. Emulsives: High
Indicate the explosives type (high, low, blasting agent) of Emulsives correct answers High
Indicate the explosives type (high, low, blasting agent) of Anfo correct answers Blasting Agent
Indicate the explosives type (high, low, blasting agent) of Black Powder correct answers Low
, Indicate the explosives type (high, low, blasting agent) of Blasting Caps correct answers High
Indicate the explosives type (high, low, blasting agent) of Mixed Binary Explosives correct
answers High
Indicate the explosives type (high, low, blasting agent) of Fuse Igniters correct answers Low
Indicate the explosives type (high, low, blasting agent) of Safety Fuse correct answers Low
Indicate the explosives type (high, low, blasting agent) of Avalauncher Projectiles correct
answers High
Indicate the explosives type (high, low, blasting agent) of Det Cord correct answers High
Indicate the explosives type (high, low, blasting agent) of Dynamite correct answers High
Indicate the explosives type (high, low, blasting agent) of Cast Primers correct answers High
4. Blasting agents like anfo cannot be
a. Used in conjunction with class A explosives
b. Stored in a type 4 magazine
c. Shipped as a mixed product
d. Detonated by a #8 blasting cap when unconfined
e. Stored for over 1 year correct answers Detonated by a #8 blasting cap when unconfined
5. Land surrounding a magazine shall be kept clear of combustible material,
trash, brush, and dried grass less than 10feet in height for a distance of
a. 10 feet
b. 20 feet
c. 25 feet
d. 50 feet
e. 100 feet correct answers 25 feet
The burning rate for safety fuse at sea level is about
a. 20 seconds per foot
b. 30 seconds per foot
c. 40 seconds per foot
d. 50 seconds per foot
e. 60 seconds per foot correct answers 40 seconds per foot
The burning rate for safety fuse at 11,000 feet above sea level is about
a. 20 seconds
b. 30 seconds
c. 40 seconds
d. 50 seconds
