MCQOPTIONS
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| 1. |
Which of the following options will facilitate the achievement of a very high head (say 30 metres) in case of a centrifugal pump? |
| A. | Increasing the impeller speed and the volute area. |
| B. | Increasing the number of vanes in the impeller. |
| C. | Mounting of two or more impellers in series on a single shaft. |
| D. | Either of (a), (b) or (c). |
| Answer» D. Either of (a), (b) or (c). | |