2
MNG331 - Blasting Final Exam with verified detailed || || || || || || || ||
answers
The course objectives include:
|| || ||
||
-Obtain an understanding of explosives and explosive products, and the ability to apply this
|| || || || || || || || || || || || || ||
to the breakage of rock in an environmentally acceptable and safe manner.
|| || || || || || || || || || || ||
||
-Limiting flyrock || ||
||
-Breaking rock so it can be loaded, hauled, and crushed effectively.
|| || || || || || || || || || ||
-Being able to break rock as small as possible. - ✔✔Obtain an understanding of explosives
|| || || || || || || || || || || || || || ||
and explosive products, and the ability to apply this to the breakage of rock in an
|| || || || || || || || || || || || || || || ||
environmentally acceptable and safe manner. || || || ||
The goals of the course include:
|| || || || ||
-To be knowledgable in the subject and be confident and able to design blasting shots.
|| || || || || || || || || || || || || ||
-To learn how to break rock as finely as possible.
|| || || || || || || || ||
-Blowing up a lot of stuff. || || || || ||
-Get a good grade. - ✔✔To be knowledgable in the subject and be confident and able to
|| || || || || || || || || || || || || || || || ||
design blasting shots. || ||
On average, how much explosives does the United States use every year?
|| || || || || || || || || || ||
,2
-6000 tons ||
-6 billion pounds
|| ||
-1 million tons
|| ||
-6 mega tons - ✔✔6 billion pounds
|| || || || || ||
Who invented dynamite?
|| ||
-Ascanio Sobrero ||
-Alfred Nobel ||
-Lamont Du Pont || ||
-William Bickford - ✔✔Alfred Nobel || || || ||
What is optimum fragmentation?
|| || ||
-No oversize boulders.
|| ||
-No fine particles.
|| ||
-It varies from operation to operation.
|| || || || ||
, 2
-Uniform fragmentation. - ✔✔It varies from operation to operation
|| || || || || || || ||
Who invented the blasting cap?
|| || || ||
-Lamont Du Pont || ||
-William Bickford ||
-Ascanio Sobrero ||
-Alfred Nobel - ✔✔Alfred Nobel
|| || || ||
The purpose of explosives is to break rock so we can easily (note: Multiple Answer):
|| || || || || || || || || || || || || ||
-Haul it ||
-Load it ||
-Crush it ||
-Dig it - ✔✔All of 'em
|| || || || ||
Crushing and grinding in moving of muckpile __________________________
|| || || || || || ||
Fractures extend to free face ______________________________
|| || || || ||
MNG331 - Blasting Final Exam with verified detailed || || || || || || || ||
answers
The course objectives include:
|| || ||
||
-Obtain an understanding of explosives and explosive products, and the ability to apply this
|| || || || || || || || || || || || || ||
to the breakage of rock in an environmentally acceptable and safe manner.
|| || || || || || || || || || || ||
||
-Limiting flyrock || ||
||
-Breaking rock so it can be loaded, hauled, and crushed effectively.
|| || || || || || || || || || ||
-Being able to break rock as small as possible. - ✔✔Obtain an understanding of explosives
|| || || || || || || || || || || || || || ||
and explosive products, and the ability to apply this to the breakage of rock in an
|| || || || || || || || || || || || || || || ||
environmentally acceptable and safe manner. || || || ||
The goals of the course include:
|| || || || ||
-To be knowledgable in the subject and be confident and able to design blasting shots.
|| || || || || || || || || || || || || ||
-To learn how to break rock as finely as possible.
|| || || || || || || || ||
-Blowing up a lot of stuff. || || || || ||
-Get a good grade. - ✔✔To be knowledgable in the subject and be confident and able to
|| || || || || || || || || || || || || || || || ||
design blasting shots. || ||
On average, how much explosives does the United States use every year?
|| || || || || || || || || || ||
,2
-6000 tons ||
-6 billion pounds
|| ||
-1 million tons
|| ||
-6 mega tons - ✔✔6 billion pounds
|| || || || || ||
Who invented dynamite?
|| ||
-Ascanio Sobrero ||
-Alfred Nobel ||
-Lamont Du Pont || ||
-William Bickford - ✔✔Alfred Nobel || || || ||
What is optimum fragmentation?
|| || ||
-No oversize boulders.
|| ||
-No fine particles.
|| ||
-It varies from operation to operation.
|| || || || ||
, 2
-Uniform fragmentation. - ✔✔It varies from operation to operation
|| || || || || || || ||
Who invented the blasting cap?
|| || || ||
-Lamont Du Pont || ||
-William Bickford ||
-Ascanio Sobrero ||
-Alfred Nobel - ✔✔Alfred Nobel
|| || || ||
The purpose of explosives is to break rock so we can easily (note: Multiple Answer):
|| || || || || || || || || || || || || ||
-Haul it ||
-Load it ||
-Crush it ||
-Dig it - ✔✔All of 'em
|| || || || ||
Crushing and grinding in moving of muckpile __________________________
|| || || || || || ||
Fractures extend to free face ______________________________
|| || || || ||
