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				| 1. | A hydraulic turbine develops 8000 kW when running at 300 rpm under a head of 45 m. the speed of the same turbine under a head of 60 m is | 
| A. | 224.4 rpm | 
| B. | 346.4 rpm | 
| C. | 424.8 rpm | 
| D. | 485.8 rpm | 
| Answer» B. 346.4 rpm | |