Mathematics · Fluid Machinery
For a hydraulic turbine working under two different heads, the ratio of discharges through the turbine is determined to be 1 : √7. What will be the ratio of the shaft powers developed by the turbine under these two heads?
- 11 : 7√7✓
- 21 : 7
- 31 : 49
- 41 : √7
Correct answer
1 : 7√7
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