Engine : Gas Turbines - 291/277
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| HP turbine blades are generally cooled by which of the following methods? |
| A) Compressed air entering the tip and exiting the root. |
| B) Cooling water entering the tip and exiting the root. |
| C) Compressed air entering the root and exiting the tip. |
| D) Cooling water entering the root and exiting the tip. |
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