Slotted Keyless Cam Lock, For Door Thickness (In.) 1/4 with Bright Nickel Finish Keyless Slotted Cam Locks. Use Keyless Slotted Cam Locks for drawers and doors that do not require a key for locking. Sets include 2 double-punched cams for mounting latch flexibility, plus hardware. 180Â° cam rotation.
propulsion. n. 1. the act of propelling or the state of being propelled. 2. a propelling force. [C15: from Latin prÅpellere to propel].
Propulsion moves things like spacecraft or jet planes forward by pushing something out of the back. Think of a balloon that you blow up and then release. The air rushing out of the back pushes the balloon forward. This happens because of a phenomenon described by Sir Issac Newton: every action has an equal and opposite reaction.. A sk any question below to learn more about propulsion.