Physics · Thermodynamics
Which of the following represents the correct condition for a Parson's reaction turbine, where α1 and α2 are the inlet and outlet fixed blade angles, and β1 and β2 are the inlet and outlet moving blade angles?
- 1α1 > α2 ; β1 < β2
- 2α1 = α2 ; β1 = β2
- 3α1 = β1 ; α2 = β2
- 4α1 = β2 ; α2 = β1✓
Correct answer
α1 = β2 ; α2 = β1
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