What is the function of the elevator in an aircraft?

The elevator is a crucial control surface located on the horizontal tail of an aircraft, and its primary function is to control the pitch of the aircraft. When the pilot moves the control yoke or stick forward or backward, the elevator deflects up or down, which directly affects the angle of the aircraft's nose relative to the horizon.

When the elevator is deflected upward, it causes the tail of the aircraft to move downward, effectively raising the nose and increasing the angle of attack. This action results in a climb or ascent. Conversely, when the elevator is deflected downward, the tail moves upward, lowering the nose and reducing the angle of attack, which leads to descent.

By controlling the pitch, the elevator helps maintain stable flight, manage climb and descent phases, and keep the aircraft aligned with desired flight paths. Consequently, understanding the function of the elevator is vital for pilots in maintaining appropriate control throughout various phases of flight.