The maximum efficiency of a reaction turbine is Options: A . &nbsp2 sin²α/(1 + sin²α) B . &nbsp2 cos²α/(1 + cos²α) C . &nbsp(1 + cos²α)/2 cos²α D . &nbsp(1 + sin²α)/2 sin²α

The maximum efficiency of a reaction turbine is

Question

The maximum efficiency of a reaction turbine is

Options:

A . 2 sin²α/(1 + sin²α)

B . 2 cos²α/(1 + cos²α)

C . (1 + cos²α)/2 cos²α

D . (1 + sin²α)/2 sin²α

Answer: Option B

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