What rate of fire does the M2 use for a continuous output during periods of rapid engagement?

The M2 machine gun has a cyclic rate of fire ranging from 450 to 550 rounds per minute (RPM), which is key for achieving a continuous output during rapid engagement scenarios. This high rate of fire allows the operator to deliver a significant volume of fire quickly, which is essential in suppressing enemy positions or engaging moving targets. This capability is especially important in combat situations where quick and sustained fire can disrupt enemy actions and provide cover for maneuvering forces.

Other options suggest lower rates of fire, such as 40 RPM and 30 RPM, which do not take full advantage of the M2’s operational capabilities. The choice suggesting 6-9 round bursts relates to a practice often used for controlled firing to conserve ammunition and improve accuracy rather than a metric for continuous output during rapid engagements. Thus, the number of rounds fired in a minute reflects the M2's design purpose for high-volume fire, confirming that 450-550 RPM is the rate that facilitates continuous engagement effectively.