Multiple choice

The velocity triangles at the inlet and exit of the rotor of a turbo machine are shown. V denotes the absolute velocity of the fluid. W denotes the relative of the fluid and U denotes the blade velocity. Subscripts 1 and 2 refers to inlet and outlet respectively. If V2 = W1 and V1 = W2, then the degree of reaction is

  1. 0

  2. 1

  3. 0.5

  4. 0.25
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

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