Examveda
Examveda

For a Parson's reaction turbine, if α1 and α2 are fixed blade angles at inlet and exit respectively and β1 and β2 are the moving blade angles at entrance and exit respectively, then

A. α1 = α2 and β1 = β2

B. α1 = β1 and α2 = β2

C. α1 < β1 and α2 > β2

D. α1 = β2 and β1 = α2

Answer: Option B


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In a uniflow engine

A. Steam enters and exhausts through the same port

B. Steam enters at one end and exhausts at the centre

C. Steam enters at the centre and exhausts at the other end

D. None of the above