All helicopters have two rotors. Some have both rotors on vertical axes but rotating in opposite directions,

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All helicopters have two rotors. Some have both rotors on vertical axes but rotating in opposite directions, and the rest have one rotor on a horizontal axis perpendicular to the helicopter body at the tail. Why is a single rotor never used?

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The Physical Universe

ISBN: 978-0077862619

16th edition

Authors: Konrad B Krauskopf, Arthur Beiser

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Question Posted: Oct 06, 2022 05:33 AM

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All helicopters have two rotors. Some have both rotors on vertical axes but rotating in opposite directions,

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Solution A single rotor is never used because a helicopter cannot use one rotor t...View the full answer

The Physical Universe

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