The maximum efficiency of a reaction turbine is Options: A . &nbsp`(2sin^2 alpha)/(1 + sin ^2 alpha)` B . &nbsp`(2cos ^2 alpha)/(1 + cos ^2 alpha)` C . &nbsp`(1 + sin ^2 alpha)/(2sin ^2 alpha)` D . &nbsp`(1 + cos^2 alpha)/(2 cos ^2 alpha)`

The

Question

The maximum efficiency of a reaction turbine is

Options:

A . `(2sin^2 alpha)/(1 + sin ^2 alpha)`

B . `(2cos ^2 alpha)/(1 + cos ^2 alpha)`

C . `(1 + sin ^2 alpha)/(2sin ^2 alpha)`

D . `(1 + cos^2 alpha)/(2 cos ^2 alpha)`

Answer: Option B

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