WRA2 competition rules Q & A

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  • Certification
    by Ginger »
    1 Replies
    71 Views
    Last post by WRA2
  • Pressure gauge validation
    by Mike C »
    0 Replies
    22 Views
    Last post by Mike C
  • metal needle valves
    by Kenner »
    0 Replies
    415 Views
    Last post by Kenner
  • Multi-Stage Weight Limit Question
    by aphesis »
    2 Replies
    2223 Views
    Last post by aphesis
  • Water Rocket Dragster rules questions
    by Afrom1 »
    1 Replies
    5279 Views
    Last post by WRA2
  • Negative reinforcement question
    by anachronist »
    8 Replies
    22776 Views
    Last post by WRA2
  • Nozzles for WRA2 Class D Rockets
    by Inq »
    1 Replies
    7230 Views
    Last post by WRA2
  • Historical standings?
    by anachronist »
    2 Replies
    7275 Views
    Last post by anachronist
  • Class D rules question
    by mac_xpert »
    5 Replies
    9893 Views
    Last post by WRA2
  • Time to re-think the class D World Record Category?
    by mac_xpert »
    3 Replies
    7886 Views
    Last post by anachronist
  • Is the hobby king altimeter approved?
    by mac_xpert »
    1 Replies
    7024 Views
    Last post by WRA2
  • Class D Parachute Rules
    by LamdinRockets »
    3 Replies
    9896 Views
    Last post by LamdinRockets
  • Reefing parachutes
    by retrotec29 »
    2 Replies
    7626 Views
    Last post by retrotec29
  • Proposal for competition subcategories
    by anachronist »
    30 Replies
    24161 Views
    Last post by WRA2
  • What's a pyrotechnic squib?
    by anachronist »
    3 Replies
    8218 Views
    Last post by anachronist
  • Questions abuot class D rules
    by Lost on a tree »
    11 Replies
    13241 Views
    Last post by anachronist
  • Inclinometer
    by Alien Space Agency »
    3 Replies
    8884 Views
    Last post by anachronist
  • 3D printed parts allowed
    by anachronist »
    3 Replies
    8281 Views
    Last post by WRA2
  • Pressurization Distance?
    by Alien Space Agency »
    0 Replies
    8136 Views
    Last post by Alien Space Agency
  • Acceptable descent profile?
    by bugwubber »
    14 Replies
    14343 Views
    Last post by WRA2
  • Altimeter exception
    by Alien Space Agency »
    5 Replies
    9285 Views
    Last post by WRA2
  • Altimeter Alternatives
    by Alien Space Agency »
    0 Replies
    7702 Views
    Last post by Alien Space Agency
  • Competition revisions
    by WRA2 »
    12 Replies
    14376 Views
    Last post by addstogether
  • Current World Record Holder for bottled water rocket
    by ftlrockets »
    1 Replies
    8226 Views
    Last post by WRA2
  • Pressure chamber
    by mazuzuri »
    6 Replies
    10575 Views
    Last post by mazuzuri
  • MLC
    by Water Rocket Expert »
    0 Replies
    7789 Views
    Last post by Water Rocket Expert
  • Maximum horizontal distance competition
    by Avnish »
    25 Replies
    24555 Views
    Last post by bugwubber
  • Airborn WRC
    by Water Rocket Expert »
    9 Replies
    11358 Views
    Last post by Water Rocket Expert
  • manufactured fins
    by Water Rocket Expert »
    9 Replies
    11843 Views
    Last post by Water Rocket Expert
  • Question on rules for pressure vessel
    by Ascension »
    32 Replies
    25511 Views
    Last post by U.S. Water Rockets1
  • signature.
    by Water Rocket Expert »
    2 Replies
    8388 Views
    Last post by Water Rocket Expert
  • "water"
    by bugwubber »
    4 Replies
    8995 Views
    Last post by Water Rocket Expert
  • High Power
    by Water Rocket Expert »
    6 Replies
    10239 Views
    Last post by Water Rocket Expert
  • Dragster Competition Questions
    by Water Rocket Expert »
    0 Replies
    7669 Views
    Last post by Water Rocket Expert
  • Pressure Vessel Question
    by Water Rocket Expert »
    5 Replies
    9238 Views
    Last post by U.S. Water Rockets1
  • Another Pressure Vessel Question
    by Prodigy Rocketry »
    1 Replies
    7984 Views
    Last post by WRA2
  • Air Supply question
    by bugwubber »
    5 Replies
    9846 Views
    Last post by bugwubber
  • 1500g Weight Limit
    by bugwubber »
    5 Replies
    9520 Views
    Last post by bugwubber
  • Composite pressure vessel
    by Stuart Swan »
    2 Replies
    8736 Views
    Last post by Spaceman Spiff
  • Question on rules for rocket design.
    by Nick B »
    1 Replies
    8034 Views
    Last post by WRA2
  • Simultaneous Launch Record
    by bugwubber »
    21 Replies
    17452 Views
    Last post by U.S. Water Rockets1
  • Tomy timer question
    by SaskAlex »
    1 Replies
    8000 Views
    Last post by WRA2
  • Designing the new WRA2 pop bottle altitude record class
    by WRA2 »
    31 Replies
    24582 Views
    Last post by bugwubber
  • Safety Rule II.2
    by SeaWolf »
    3 Replies
    8926 Views
    Last post by WRA2
  • What is the Altitude Challenge?
    by Tommy »
    1 Replies
    7714 Views
    Last post by WRA2
  • just curious....
    by Nick B »
    5 Replies
    9461 Views
    Last post by WRA2
  • Parachute deploy system.
    by Willem »
    4 Replies
    9324 Views
    Last post by U.S. Water Rockets1
  • Multi stage rockets allowed in altitude challenge
    by arjan »
    5 Replies
    9470 Views
    Last post by WRA2
  • Recommended Altimeters
    by rozermac »
    3 Replies
    9071 Views
    Last post by teper
  • commercial timers allowed?
    by SaskAlex »
    2 Replies
    8477 Views
    Last post by air.command

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