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Question A1
Which of the following National Fire Protection Association standards provides a code for high power rocketry?
A. NFPA 1127
B. NFPA 1124
C. NFPA 1125
D. NFPA 1122

Question A4
What is the maximum propellant weight allowable for a rocket which does not require a FAA Certificate of Waiver or Authorization (COA)?
A. 1 pound (453 grams)
B. 3.3 pounds (1500 grams)
C. 4 ounces (113 grams)
D. 4.4 ounces (125 grams)

Question A6
What is the maximum total impulse permitted in a high power rocket per NFPA 1127?
A. There is no impulse limit provided the altitude requirements listed in the FAA Certificate of Waiver or Authorization (COA) are not exceeded
B. 81,920 Newton-seconds
C. 40,960 Newton-seconds
D. 20,480 Newton-seconds

Question A8
What is the minimum age for user certification? [Note: Excludes NAR Jr. HPR program]
A. 16 years old
B. 18 years old
C. 21 years old
D. 25 years old

Question A10
Which of the following is (are) true of a complex high power rocket per NFPA 1127?
A. The rocket is multi-staged or propelled by a cluster of rocket motors
B. The rocket contains electrical or electronic devices intended for control of the rockets functions, e.g. staging, recovery initiation
C. The rocket uses other than parachute or streamer recovery, e.g. helicopter or glide recovery
D. Both "A" and "B" above

Question A15
You are attending a launch where the sky is almost completely obscured by clouds at 5,000 feet except for a ~1,000 foot wide "hole" directly over the launch pads. Is it okay to launch a High Power Rocket to 6,000 feet if there’s a Certificate of Waiver or Authorization (COA) granting Class 2 flights up to 8,000 feet?
A. Yes, as long as the High Power Rocket stays within the cloud opening
B. No, the five-tenths coverage and horizontal visibility limitations apply
C. Yes, as long as the RSO approves the launch and the COA is active
D. Both "A" and "B" above.

Question A16
Which of the following statements are true concerning the definition of a High Power Rocket Motor?
A. Total impulse is less than 81,920 Newton-seconds
B. The total impulse is more than 160 Newton-seconds
C. The motor must use either fiberglass or metal case materials
D. Both A and B above

Question A17
Which of the following (hypothetical) rocket motors is NOT a High Power Rocket Motor?
A. An F90 with 40 grams of propellant
B. An H60 with 62 grams of propellant
C. A G35 with 66 grams of propellant
D. All of the above are High Power Rocket Motors

Question A19
Which of the following are operating limitations for Class 2 High Power Rockets per the FAA's FAR 101 Regulations?
A. At any altitude where clouds or obscuring phenomena of more than five-tenths coverage prevails
B. At any altitude where the horizontal visibility is less than five miles
C. Into any cloud
D. All of the above

Question A20
According to NFPA 1127, a High Power Rocket shall only be launched if:
A. It contains any combination of motors having 40,960 Newton-secondsof total impulse or less
B. It contains a recovery system that is designed to return all parts to the ground intact and at a landing speed which the rocket does not present a hazard
C. It utilizes an electronically actuated recovery system as either a primary or backup deployment method if the installed total impulse is greater than 2560 Newton-seconds
D. All of the above

Question B3
What does the "5" in the motor designation H100-5 stand for?
A. It is the ejection charge delay time
B. It is the peak thrust (in kilograms) of the rocket motor
C. It is the average thrust of the rocket motor
D. It is the rocket motor burn time

Question B4
What are the units of measurement for the "100" in the motor designation H100-5?
A. Newtons
B. Newtons per second
C. Newton-seconds
D. feet per second

Question B9
The manufacturer's test data shows an average thrust of 100 Newtons for 6 seconds for your motor. What impulse class does your motor represent?
A. "K"
B. "J"
C. "I"
D. "H"

Question C2
What is the maximum wind velocity allowable for launch operations?
A. 15 miles per hour
B. 30 miles per hour
C. 20 miles per hour
D. 25 miles per hour

Question C3
The minimum launch site dimension for your field is 1500 feet. Assuming no public highways or occupied buildings in the area, what is the minimum distance between the launch site boundary and the launcher for a 320 Newton-second motor?
A. 750 feet
B. 100 feet
C. The launcher may be located anywhere on the launch site to compensate for wind
D. 320 feet

Question C8
Your launch site borders on an interstate freeway. What is the minimum distance allowable for location of a high power launch pad from the interstate freeway?
A. 5280 feet (1 mile)
B. 1500 feet
C. 3000 feet
D. 750 feet

Question C14
Which of the following igniters may be ignited by the continuity test of some launch controllers?
A. Nichrome wire
B. Flashbulbs
C. Very low current electric matches
D. Both "B" and "C" above

Question C15
In the event of a misfire how long should you wait before approaching the launch pad?
A. 60 seconds
B. As soon as signs of smoke are gone
C. 15 seconds
D. 5 minutes

Question C17
Unless the motor manufacturer instructs otherwise, igniters for clustered rocket motors should be wired together in:
A. Short Circuit
B. Open
C. Series
D. Parallel

Question C20
Which of the following adhesives should not be used on rubber (or elastic) shock cord components?
A. Slow-curing epoxy adhesives
B. White "Elmer's" glue
C. Aliphatic resin-based (yellow) glues
D. Cyanoacrylate glues (super glue)

Question C21
Which of the following adhesives is most likely to be weakened under humid or wet weather conditions?
A. Slow-curing epoxy adhesives
B. White "Elmer's" glue
C. Aliphatic resin based glues
D. Cyanoacrylate glues (super glue)

Question C23
The centering rings provided with your high power kit are a loose fit around the phenolic motor tube. Which of the following adhesives is the best choice for a strong joint?
A. Aliphatic resin based glues
B. Cyanoacrylate glues (super glue)
C. "Hot melt" adhesives
D. Slow-curing epoxy adhesives

Question C26
Why should composite motors be ignited first in a mixed composite and black powder cluster?
A. The exhaust products from black powder motors prevent composite motor ignition
B. Composite rocket motors are more powerful than black powder motors
C. Composite motors are more difficult and take longer to ignite
D. Composite motors are more likely to "cato" than black powder motors

Question C28
What is (are) the advantages of using a "relay" type launch control?
A. It is cheaper than a non-relay launch control
B. The relay allows a better indication of igniter continuity
C. It can deliver more power to the rocket motor igniters
D. Both "B" and "C" above

Question C29
Petroleum based lubricants should not be used with the oxygen or nitrous oxide systems used in hybrids. Why?
A. There is a risk of spontaneous ignition or explosion
B. They thicken when exposed to oxygen or nitrous oxide
C. They lose their lubricating properties when exposed to oxygen or nitrous oxide
D. The lubricant can promote corrosion of the metal components in the presence oxygen or nitrous oxide

Question C31
The range safety officer says that your model is unsafe to fly. Who has the authority to overturn this ruling:
A. The Launch Control Officer (LCO)
B. The safety monitor's (RSO) decision cannot be overturned by anyone
C. The individual who "checked-in" the model
D. Three certified high power fliers who agree the model is safe

Question C32
Parachute ejection systems that sense barometric pressure for activation need a vent to the outside in their compartment because:
A. The hole is used to sample air pressure outside the rocket's airframe
B. This hole vents internal air pressure as the rocket gains altitude to prevent internal air pressure from prematurely separating the model
C. This hole allows excessive ejection charge pressures to vent
D. The hole allows easy verification that the battery is installed

Question C36
Your rocket was returned from its flight with "zipper" damage where the shock cord tore through the model. What is the most likely cause:
A. Parachute ejection occurred too soon after motor burnout
B. Parachute ejection occurred too late after apogee
C. Parachute ejection occurred at apogee on a vertical flight
D. Both "A" and "B"

Question C38
What is the distance around a launcher for a "J" powered model that must be cleared of easy to burn material, assuming the motor isn't "sparky?"
A. 10 feet
B. 50 feet
C. 30 feet
D. 75 feet

Question C41
What is "titanium sponge?"
A. A substitute for ejection wadding
B. An effective cleaning tool for high power rocket motor casings
C. A lightweight material used in nose cones on supersonic rockets
D. An ingredient used in some rocket motors that causes them to eject sparks in the exhaust

Question C43
According to NAR studies, the vast majority of unsuccessful flights fail because of:
A. Rockets that are structurally unsound
B. Rocket designs that are unstable
C. Recovery system failures
D. Rocket motor malfunctions

Question C44
The kinetic energy of a descending rocket is a function of:
A. Its mass times its velocity
B. Its velocity
C. Its mass times the square of its velocity
D. Its mass

Question C45
You have an excellent flying field, except that when the winds are from the northwest at over 10 mph, rockets often drift into neighboring fields where you don't have permission to fly. Your alternatives include:
A. Limit flights to lower altitudes so rockets stay on the field
B. Move the launch pad closer to the NW edge of the field, provided there are no roads or houses within 1500 feet
C. Don't fly on days with problematic winds
D. All of the above

Question C47
What equipment is required at launch sites?
A. Fire suppression devices, First aid kits, and a way of communicating with everyone on the launch site
B. Fire suppression devices and First aid kits
C. First aid kits
D. Fire Suppression devices such as fire extinguishers

Question C50
Your field is 1500 x 1500 feet, and your FAA waiver is 3000 feet AGL. If you use parachutes sized to bring your rocket down at 20 feet per second, what is the maximum wind you can fly in for rockets that fly to the waiver altitude?
A. You can fly at 15 mph, if you have the pads at the upwind edge of the field, tilt into the wind and the rocket flies vertically
B. You are limited only by the HPR maximum wind of 20 miles per hour
C. This field can only be used in calm winds for flights to the waiver altitude
D. You can fly in winds up to about 6 miles an hour, if you have the pads at the upwind edge of the field

Question C57
Twisted wire pairs in rocket wiring are considered good practice because:
A. It resists electromagnetic interference from internal and external sources
B. It improves the routing of wire bundles
C. It reduces strain on solder joints
D. It reduces resistance in wire bundles

Question C60
Which sequence below provides the highest level of range safety when launching a rocket utilizing an onboard electronically actuated recovery system?
A. Arm recovery system electronics, install igniter, touch igniter clips together, connect clips to igniter
B. Install igniter, touch igniter clips together, connect clips to igniter, arm recovery system electronics
C. Install igniter, arm recovery system electronics, touch igniter clips together, connect clips to igniter
D. None of the above

Question D3
Rocket stability can be estimated by:
A. Stability cannot be estimated before a test flight.
B. Center of pressure "Barrowman" equations
C. "Cardboard cutout" method
D. Determining the relative positions of the center of pressure and center of gravity

Question D4
A rocket's center of pressure can be estimated by:
A. The "Barrowman" method
B. Finding the point where the model balances
C. "Cardboard cutout" method
D. Both "A" and "C" above

Question D8
As a rule of thumb, how far should the center of pressure be from the center of gravity?
A. The center of pressure should be at the same location as the center of gravity
B. The center of pressure should be 1.0 body tube diameters ahead of the fin leading edge; the center of gravity does not matter
C. The center of pressure should be at least 1.0 body tube diameters behind the center of gravity
D. The center of pressure should be at least 1.0 body tube diameters ahead of the center of gravity

Question E1
What is the airspeed velocity of an unladen swallow?
A. Mach 1
B. African or European?
C. 1 furlong per fortnight
D. c