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The helicopter begins to fall because gravity is pulling its weight. As the helicopter accelerates, the air passing past the helicopter creates drag, as the helicopter continues to accelerate the drag Increases until the drag becomes equal to the weight, stopping it from accelerating.

Even if the helicopter did not auto rotate it would still reach a terminal speed, however the terminal speed for the non auto rotating helicopter would be a lot higher and the helicopter would take longer to reach this speed.

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Q: Why a helicopter falling during auto-rotation could reach a terminal speed without the pilot changing any controls?
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Why a helicopter falling during autorotation could reach a terminal speed without the pilot changing any controls?

Because Mr moffat likes to suck eggs


Why can a helicopter reach a terminal speed whilst falling during autorotation?

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Why a helicopter during autorotation could reach terminal speed with out the pilot changing the controls?

During autorotation, a helicopter's rotor blades continue to spin due to airflow generated by the helicopter's descent. If the helicopter is descending steeply enough, the rotor blades can reach a speed where the lift force they generate equals the weight of the helicopter, reaching a state of equilibrium known as terminal speed. The pilot does not need to change the controls because the rotor blade angle and rotational speed adjust automatically to maintain this equilibrium.


What is effect of the weight of the helicopter on the terminal speed - slide3?

The weight of the helicopter affects the terminal speed by influencing the rate at which the helicopter falls. A heavier helicopter will reach a higher terminal velocity compared to a lighter helicopter, as the force of gravity will be greater on the heavier helicopter, causing it to accelerate faster. Additionally, a heavier helicopter may require more lift to counteract its weight, which can also impact its terminal speed.


Why a helicopter falling during auto-rotation could reach a terminal speed?

During auto-rotation, a helicopter's main rotor generates lift from the relative wind passing over the blades as the helicopter descends. If the helicopter dives too steeply during auto-rotation, the increased airspeed can cause the rotor blades to stall, reducing lift and potentially allowing the helicopter to reach terminal velocity. At terminal velocity, the forces of gravity and air resistance are balanced, leading to a constant descent speed.


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What is the terminal velocity of a helicopter?

The terminal velocity of a helicopter depends on its weight, size, and design. Generally, helicopters have terminal velocities between 60 to 140 mph (97 to 225 km/h) when falling freely. The rotors can help slow down the descent, but the actual terminal velocity can vary.


A skydiver steps from a helicopter and falls for 5 seconds before reaching her terminal velocity During this 5 second interval her acceleration will?

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When an object is dropped from a helicopter, it will fall due to gravity. Its speed and direction will be influenced by air resistance and any wind present. The object will accelerate until it reaches its terminal velocity, which is the maximum speed at which the air resistance equals the force of gravity.


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