the blade is called rotor bladesThe rotor blades on top are called Main Rotor Blades, because they are the main source of lift for the helicopter. The smaller rotor blades on the tail are called Tail Rotor Blades.
I can't answer what the record number of main rotor blades is but these three helicopters are the some of the largest helo's in the world and the last has 10 main rotor blades although it has no tail rotor so it depends on your definition of main rotor I guess.Sikorsky S-64 Sky crane - Has 7 main rotor bladesMil Mi-26 - Has 8 main rotor bladesMil Mi-12 - Has 10 main rotor blades - was only really a prototype.
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 rotor is the hub and main blades on top of every helicopter.
Helicopter Blades are bolted onto the main rotor
The main lifting blades make up the rotor
The main rotor is for lift, the small one is for steering and stability.
Some helicopter main rotor blades spin at roughly 185 rpm and extend out up to 20 ft so your question is subjective to the helicopter you are speaking of.
The rotor hub holds blades on
The rotor head changes the angle of incidence of the rotor blades as they rotate.
No, they are correctly called 'rotor blades'
The term "rotor blades" usually refers to a Helicopter. Increasing the pitch of the blade means the angle of attack is increased which produces more Lift. Increased pitch of bothMain Rotor Blades will result in all blades increasing Lift, thus causing the helicopter to climb vertically. For directional control (or cyclic control), the swashplate is tilted and causes a cyclic input into the pitch of each individual blade as it rotates. Increasing the pitch of Main Rotor Blades individually is the method used to cause the helicopter to fly forward. This causes the thrust vector of Main Rotor to tilt forward (or sideways) and pulls the helo forward. Tail Rotor Blades increase pitch together. They do not have cyclic pitch. Increasing the pitch of the Tail Rotor Blades will create more lift to one side and cause the tail to be pulled to that direction. Custermen