[DOC] [TLE] What Does the Helicopter's Tail Rotor Do? - Decoded Science [PAR] Nov 27, 2012 ... Most helicopters have a tail rotor at the end of the fuselage, image by Helen ... 
This has two main purposes: it prevents the helicopter fuselage from ... If you are 
in the boat and push on the land, the land doesn't move, but the boat does! ... You 
can have two rotors that spin in opposite directions, as in the... [DOC] [TLE] How does a helicopter work? - Explain that Stuff [PAR] Aug 8, 2016 ... Why did it take so long? ... Planes make lift with airfoils (wings that have a curved 
cross-section). ... Four people holding the tail rotor of a US Navy helicopter ... 
which power one or two main rotors and a much smaller tail rotor at the back. ... 
rotate somewhat more slowly in the opposite direction (the reaction). [DOC] [TLE] How can a helicopter be designed without a tail rotor? - Aviation ... [PAR] Sep 20, 2014 ... The rotor discs spin in opposite directions. ... Intermeshing rotors : In this main 
rotor assembly, the two set rotor ... so that the rotor blades intermesh without 
colliding with each other. ... @RedGrittyBrick : If you notice closely, the Chinook 
has its rotor ... 2  Can a helicopter really fly with rotors going this slow? [DOC] [TLE] Tail rotor - Wikipedia [PAR] The tail rotor is a smaller rotor mounted so that it rotates vertically or near-
vertically at the end of the tail of a traditional single-rotor helicopter. The tail 
rotor's position and distance from the center of gravity allow it to develop thrust in 
the same direction as the main rotor's rotation, to counter the torque effect ... The 
pitch of the tail rotor blades is adjustable by the pilot via the anti-torque... [DOC] [TLE] helicopter - The Worlds of David Darling [PAR] By increasing or decreasing the thrust produced by the tail rotor, the pilot can 
steer ... Another way to counteract thrust is with two main rotors that turn in 
opposite, or counter-rotating, directions. ... No tail rotor is needed in this type of 
helicopter. ... The vertically-mounted propeller on an ordinary airplane is shaped 
so that it... [DOC] [TLE] How do helicopters with two rotors operate? - Quora [PAR] Jul 9, 2016 ... All helicopters have two rotors The main rotor and a tail rotor. This is the Bell 
206 ... So, first thing that you probably ask is that: Why there's no tail rotor? ... 
While a single main rotor design need to re-route some of its precious power to 
the tail .... The two sets of rotor blades rotate in opposite directions. [DOC] [TLE] A helicopter with a tail rotor is safer or not? - CarQnA [PAR] A helicopter with twin main rotors on top such as KA50 were design with a system 
that ... Helicopter designs without tail rotors include 2 rotor designs (such as 
Kamov, K-Max, ... Certainly a helicopter without a tail rotor is safer in theory, but 
they have ... They rotated in opposite directions eliminating the need for a tail 
rotor. [DOC] [TLE] Helicopters Won't Just Drop Like a Rock if the Engine Dies, They are ... [PAR] May 6, 2012 ... They accomplish this via autorotation of the main rotor blades. Further, when 
seeking a helicopter pilot's license, one has to practice ... here is making sure that 
the rear of the helicopter doesn't hit the ground. ... but couldn't get authorization to 
do so, so instead just decided to go for ....    2 years ago. [DOC] [TLE] Helicopters with two rotors [Archive] - Straight Dope Message Board [PAR] So, why is it important that the rotors spin in opposite directions? ... the blades, 
and reverse the direction of rotation.. bang there ya go.... next time ... When you 
have twin blades and spin them in opposing directions at the same ... the H-46 
that is a helicopter that lacks a tail rotor.. it has two main rotors... one... [DOC] [TLE] The Rise

Question: The twin rotor type of this has 2 main rotors going in opposite directions, so it doesn't need a tail rotor
Answer: a helicopter