1. A ballistic pendulum consisting of a suspended gun; the velocity of a projectile in the bore of a gun can be measured by the recoil when the gun is discharged

Type of: ballistic pendulum

• family Rhincodontidae
• family Rhinobatidae
• family Rhinocerotidae
• family Rhinolophidae
• family Rhinotermitidae
• family Rhiptoglossa
• family Rhizobiaceae
• family Rhizophoraceae
• family Rhizopogonaceae
• family Rhodymeniaceae
• family Rhyniaceae
• family Rickettsiaceae
• family Roccellaceae
• family room
• family Roridulaceae
• family Rosaceae
• family Rubiaceae
• family Ruscaceae
• family Russulaceae
• family Rutaceae
• family Rynchopidae
• family Saccharomycetaceae
• family Sagittariidae
• family Salamandridae
• family Salicaceae