If V₁ is the jet velocity and V₀ is the vehicle velocity, then the propulsive efficiency of a rocket is given by

(V₀/V₁)/ [1 + (V₀/V₁)²]

[2(V₀/V₁)]/ [1 + (V₀/V₁)²]

If V₁ is the jet velocity and V₀ is the vehicle velocity, then th

1.	If V₁ is the jet velocity and V₀ is the vehicle velocity, then the propulsive efficiency of a rocket is given by
A.	[2(V₀/V₁)]/ [1 + (V₀/V₁)²]
B.	(V₀/V₁)/ [1 + (V₀/V₁)²]
C.	V₀/(V₀ + V₁)
D.	V₁/(V₀ + V₁)
Answer» B. (V₀/V₁)/ [1 + (V₀/V₁)²]