NAR JrHPP Level 1 Practice Exam 2020-V2 Edition: Section C - NAR HPR Safety Code

There will be ten (10) questions on the actual exam from Section C's twenty (20) question pool. For each question below, click on the circle next to the correct answer. When you have finished the test, Click the 'Score My Exam' button at the bottom of the page. Good luck!

Note: Any mistakes, omissions or questions about the below content should be directed to the current HPR Services Committee Chairman.


Question C1
You may attempt to catch your Junior L1 certification rocket to prevent damage on landing.

A. True
B. False


Question C2
After a misfire, how long after the last launch attempt should you wait before approaching a high power rocket?

A. 30 seconds
B. 45 seconds
C. 60 seconds


Question C3
When launching a High Power rocket, I will do the following in the event of a misfire:

A. Remove the launcher’s safety interlock or disconnect the battery
B. Wait 45 seconds after the last launch attempt before allowing anyone to approach the rocket
C. Both “A” and “B”


Question C4
My high school shop teacher told me he’ll make me a set of titanium fins for my L1 rocket –this is OK because plywood fins won’t survive the thrust of the I-impulse motor I’m planning to fly.

A. True
B. False


Question C5
Substituting regular toilet paper for non-flammable recovery wadding is OK because the toilet paper will burn out before it hits the ground

A. True
B. False


Question C6
What is the largest angle away from vertical that can be used to launch a high power rocket?

A. 10 degrees
B. 15 degrees
C. 20 degrees


Question C7
What regulation contains additional requirements on the simultaneous launch or “drag race” of high power rockets?

A. NFPA 1130
B. NFPA 1127
C. FAR101


Question C8
What is a/are launch safety requirement(s) when launching High Power rockets?

A. Use a 5-second countdown
B. Ensure that a means is available to warn participants and spectators in case of a problem
C. Both “A” and “B”


Question C9
Your L1 certification model lands on a power line (recovery harness draped over a wire). You should:

A. Attempt to grab the fin can if it’s hanging down low enough
B. Borrow a fiberglass pole to knock it down as fiberglass doesn’t conduct electricity
C. Wait for the power company to retrieve it


Question C10
What is the minimum safe distance between commercial rocket motors and open flames, smoking, or heat sources?

A. 10 feet
B. 25 feet
C. 50 feet


Question C11
You must use a recovery system, such as a parachute, that safely returns all parts of the rocket undamaged.

A. True – the rocket should be able to be flown again
B. False – if your rocket is damaged, just buy a new one so the kit manufacturers can stay in business


Question C12
After two flight racks at your club’s launch, the winds are now causing the rockets to arc over the spectator area before recovery system deployment. You should:

A. Continue launching, the RSO check ensured that any rocket will recover safely
B. Suspend launching and adjust launch pad angles to prevent future flights from arcing over the spectator area
C. Have the LCO announce every flight as “heads-up” until the wind changes again


Question C13
Your high power flying field is on a local hay farm. There is a hay barn located within 1,000 feet of your launch pad area that is normally unoccupied. One launch weekend the barn is busy with workers and equipment baling and storing hay. You should:

A. Launch anyway, the workers have indicated that they like watching the launches
B. Demand that the farmer move the haying operations farther away
C. Suspend launch operations or move the launch pad area at least 1,500 feet away from the barn


Question C14
You are attending a Tripoli launch, and your friend offers you an experimental "I” motor to fly in your rocket. He says it’s OK because Tripoli recognizes NAR certifications, and you’re Jr. L1. You can fly the motor in your rocket.

A. True
B. False


Question C15
What is the maximum wind speed permitted when launching high-power rockets, in miles per hour (MPH)?

A. 15
B. 20
C. 25


Question C16
You have built a cluster rocket that you plan to fly on three Aerotech single-use G80 motors, total impulse each of 120 Newton-Seconds. What is the required minimum personnel distance and minimum diameter of cleared area around the launch pad?

A. 100 feet, 50 feet
B. 200 feet, 75 feet
C. 200 feet, 50 feet


Question C17
The flight from question C16 was a spectacular success, and now you want to fly the rocket on three Aerotech G75M “sparky” motors. What is the required minimum diameter of cleared area around the launch pad?

A. 50 feet
B. 75 feet
C. 100 feet


Question C18
It is permissible to launch a high power rocket:

A. Into clouds
B. Near airplanes
C. Neither "A" or "B"


Question C19
You really want to launch your high power rocket, but the club’s only battery for the electrical launch system is dead. One of the spectators has some green fuse from his last pyrotechnics show. It’s OK to launch using the green fuse as long as you observe double the safe distance table requirements.

A. True
B. False


Question C20
Your launch pads are located 1,200 feet from public highway 99. How much traffic flow, not related to the launch, is allowed for safe launch operations?

A. No more than 7 vehicles per hour
B. No more than 10 vehicles per hour
C. No more than 15 vehicles per hour


Move to:

Section A

Section B

Section D