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Within reason they do. Designers make a blade of optimum length and chord.

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11y ago

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A paper helicopter that has the most hang time?

To improve the hang time of a paper helicopter, you can try adjusting the weight distribution by adding paper clips to the body to help it float longer. Additionally, trimming the blades to ensure they are balanced and have a larger surface area can also increase the hang time. Finally, experimenting with different folding techniques and angles of the blades may also help optimize the helicopter's performance.


What is on top of a helicopter?

Rotor blades are on top of a helicopter.


What is the blades on a helicoptor called?

The blades on a helicopter are called rotor blades. They are attached to the rotor mast and rotate to provide lift and control for the helicopter.


How is a helicopter different from an airplane?

A helicopter has rotor blades and an airplane does not.


Do the rear blades of a helicopter lift the helicopter?

NO, the main rotor does the lifting and the small rear propeller is used to stop it spinning around and help with steering it.


How does the shape of the blade affect a paper helicopter?

The shape of the blade of a paper helicopter can affect its flight by influencing factors such as lift and drag. Blades with a larger surface area or more angled design may generate more lift, while blades with a streamlined shape may reduce drag, resulting in longer flight times. Experimenting with different blade shapes can help optimize the performance of a paper helicopter.


What do you call a helicopter with 2 big blades?

A Helicopter - the number of blades is irrelevant. On a side note - what keeps a helicopter in the air? It's so ugly the earth repels it!


What is a helicopter with two sets of blades called?

That is a twin rotoe helicopter


How many blades does fastest helicopter have?

Helicopters created nowadays generally have 2 or 3 blades. The fastest recorded helicopter has 3 blades. as it revolves more pressure is put forth and therefore the helicopter travels faster


how do helicopter flie?

the big blades


Can helicopter blades be called wings?

No, they are correctly called 'rotor blades'


Do helicopter blades break the sound barrier?

No, helicopter blades do not break the sound barrier. The tips of the blades can approach the speed of sound, but the entire blade does not exceed the speed of sound.