Vertical takeoff aircraft require a far more powerful engine than a helicopter to lift the aircraft at a given vertical speed because they are shooting high velocity jets of air downwards. An engine “sufficiently powerful” for a helicopter would not be sufficient for VTOL.
Vertical takeoff aircraft require a far more powerful engine than a helicopter to lift the aircraft at a given vertical speed because they are shooting high velocity jets of air downwards. An engine “sufficiently powerful” for a helicopter would not be sufficient for VTOL.