(A) 34% (X)
(B) 50% (X)
(C) 60% ()
(D) 72% (X)
(E) 85%. (X)
Answers: Propulsion efficiency of the following order-is obtained in practice 60%.
(A) 34% (X)
(B) 50% (X)
(C) 60% ()
(D) 72% (X)
(E) 85%. (X)
Answers: Propulsion efficiency of the following order-is obtained in practice 60%.
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