0
Want this question answered?
Be notified when an answer is posted
Add your answer:
Earn +20 pts
How does a helicopter turn?
By increasing or decreasing the speed of the tail rotors. This unbalances the torques acting on the helicopter and causes it to spin.
How helicopter go up?
The rotors on a helicopter are slanted and shaped so that when the rotors spin air slips right under the rotor and get pushed down therefore creating lift.
What do pedals in a helicopter do?
The anti-torque pedals in a helicopter are used to keep the heli from rotating from the spin of the rotors (it controls the tail rotor)
Is there such thing as a Helicopter which has two rotors?
Yes. All of them do, otherwise they would spin round in circles.
Why does the rotors spin on an helicopter?
The rotor blades on a helicopter work the same way as wings on a fixed wing aircraft. The air passing faster over the top of the airfoil generates lift. Helicopter rotors spin so that the lift is generated without having to have forward airspeed like a fixed wing aircraft.
What do the wings of an airplane and the rotors of a helicopter have in common?
READ THIS - GOOD INFORMATION The wings of an airplane and the rotors of a helicopter both help the object fly. Without those the object could not fly because the wings of an airplane have wind going past it which keeps the airplane in the air. The rotors of a helicopter spin in the wind and help the helicopter fly.
How a helicopter go up?
Well, if you're referring to how a helicopter flies, the rotors on a helicopter are slanted and shaped so that when the rotors spin air slips under the rotor and gets pushed down therefore creating lift.... You need to check your grammar.
How do helecopter blades spin so fast?
Helicopter blades operate from a transmission or gearbox immediately under the blades. They have to spin fast to give the helicopter lift. Once they are in the air the blades twist slightly to give forward motion.
Are rotors used to help lift a helicopter off the ground?
The rotors are used for lift and thrust on a helicopter.
How fast does an apache helicopter's rotor blade spin?
292 RPMs, the speed of a propeller is limited by the speed of sound, rotor tip speed can't exceed it. The Apache rotors are 14.63m across. To see other specs. see link below.
Why doesnt a helicopter Spin out of control?
Most helicopters have a tail rotor for stability while others (often Russian military helicopters) have two main rotors. In both cases the two rotors spin in opposite directions, in order to cancel out any torque effect of a single rotor.
What is the difference between a helicopter and a gyrocopter?
A helicopter's rotors are all powered, and a helicopter is capable of hovering. A gyrocopter is pushed forward by a powered propeller. However, the main rotor atop isn't powered by the motor - it's the wind which makes it spin, and that acts as the gyrocopter's wings.
