Subsonic Study guides, Class notes & Summaries

Ammo 63 U.S. ARMY EXPL SAFETY FAMILIARIZATION Defense Ammunition Center Safety _Ammo-63-DL: U.S. Army Explosives Exam Questions and Answers A flare produces illumination using a chemical reaction that moves at subsonic speeds (slower than the speed of sound). What term applies to this reaction? - ANSWER C Stability refers to an A&E item's potential to - ANSWER Deterioration of A&E during storage; factors affecting stability are time, temperature, and moisture Which e...

What are the reasons for investigating fires? - Answer To eliminate reoccurrence Upgrade existing fire codes Determine if a criminal act took place What is NFPA 921 - Answer Guide for Fire and Explosion Investigations What is NFPA 1033 - Answer Standards for Professional Qualifications for Fire Investigation What is NIST? - Answer National Institute of Standards and Technology What is CCAI? - Answer California Conference of Arson Investigators Subrogation - Answer Th...

What is the best description of an explosive? - ANSWER Reactive material with a lot of potential energy Materials that detonate are - ANSWER Supersonic Materials that deflagrate are - ANSWER subsonic What is not an example of a low explosive? - ANSWER Dynamite

A flare produces illumination using a chemical reaction that moves at subsonic speeds (slower than the speed of sound). What term applies to this reaction? - Answer- C Stability refers to an A&E item's potential to - Answer- Deterioration of A&E during storage; factors affecting stability are time, temperature, and moisture Which explosive train propels (launches) the projectile? - Answer- B A pyrotechnic is an example of a low explosive because it - Answer- A A projectile's booste...

Guided missiles are classified according to their range, speed, launch environment, mission, and what else? - Vehicle type How is the speed capability of guided missiles expressed? - Mach numbers What is the ratio of the speed of an object to the speed of sound in the medium through which the object is moving? - Mach number Under standard atmospheric conditions, sonic speed is about how many miles per hour? - 766 What is a guided missile travelling at speeds up to Mach 0.8 classified as? ...

A flare produces illumination using a chemical reaction that moves at subsonic speeds (slower than the speed of sound). What term applies to this reaction? C Stability refers to an A&E item's potential to Deterioration of A&E during storage; factors affecting stability are time, temperature, and moisture Which explosive train propels (launches) the projectile? B A pyrotechnic is an example of a low explosive because it A A projectile's booster detonates. What ty...

A flare produces illumination using a chemical reaction that moves at subsonic speeds (slower than the speed of sound). What term applies to this reaction? - Correct answerC Stability refers to an A&E item's potential to - Correct answer-Deterioration of A&E during storage; factors affecting stability are time, temperature, and moisture Which explosive train propels (launches) the projectile? - Correct answer-B A pyrotechnic is an example of a low explosive because it - Correct answer-A A...

NIFE Engines 2024 Questions and Answers Rated A+ EXPLAIN Bernoulli's Equation, given dynamic pressure, static pressure, and total pressure Bernoulli's equation stats Pt=Pdynamic+Pstatic. As any incompressible fluid passes through a convergent opening its velocity increases and pressure decreases. Describe Airflow in a nozzle When Pressure is decreased and velocity is increased Subsonic: Diverging nozzle=increased pressure, decreased velocity converging: opposite Super so...

Certified Fire Investigator Exam What are the reasons for investigating fires? - ANSWER To eliminate reoccurrence Upgrade existing fire codes Determine if a criminal act took place What is NFPA 921 - ANSWER Guide for Fire and Explosion Investigations What is NFPA 1033 - ANSWER ...

Pros and Cons of Experimental correct answer: Pros: -Realistic results for flight conditions in tunnel -Good for finding trends and correlating variables Cons: -Unable to match all real flight conditions (e.g. Mach and Reynolds) -Costly (equipment, manufacturing time) -tunnel corrections -Difficult to measure Pros and Cons of Theoretical correct answer: Pros: -General analytical expressions -Generally easy to use and fast to analyze Cons: -Require significant simplifying as...