Answer the following question: Question: what is water jet propulsion I found the following answer on Google: Classic prop-drives are generally more efficient and economical at low speeds, up to about , but as boat speed increases beyond this, the extra hull resistance generated by struts, rudders , shafts (etc.) means waterjets are more efficient in the 20-50 knot range (up to ). Is that a correct answer? Yes or no.
Answer:
No