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To counteract the force of torque created by the main rotor. If not for that tail rotor, the torque would cause the helicopter to spin continuously around.

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What is the rear propeller on a helicopter called?

It actually has two names (A) Tail Rotor (B) Antitorque Rotor.


Why does a typical small helicopter with a single rotor have a second small rotor on its tail?

The small rotor on the tail, called the tail rotor, counteracts the torque produced by the main rotor of the helicopter. Without the tail rotor, the helicopter would spin uncontrollably in the opposite direction of the main rotor. The tail rotor helps maintain the helicopter's balance and heading.


Where was the helicopter rotor made?

The helicopter was made in China.


What is on top of a helicopter?

Rotor blades are on top of a helicopter.


What does the tail rotor of a helicopter do?

it stabilises and steers the helicopter.


What is a helicopter with 2 propelers?

That is a twin rotor helicopter


Another name for helicopter propelers?

Main rotor and tail rotor. The main rotor is on top of the helicopter consisting of two or more blades, and the tail rotor is at the back of the helicopter, which also consists of two or more blades.


The main rotor on a helicopter creates what?

The main rotor on a helicopter creates lift, which allows the helicopter to become airborne and maintain its altitude during flight.


What are the major parts of a helicopter?

It's main rotor, tail rotor makes the helicopter to move which is powered by it's engine. These are the major parts of a helicopter


What is a blade from a helicopter in words?

The main blade on a helicopter is the 'rotor'


How is a helicopter different from an airplane?

A helicopter has rotor blades and an airplane does not.


What is the second rotor on a helicopter for?

The small rotor on the tail is to counter-act the torque of the big rotor on top. So it is used for steering and to keep the helicopter stable.