Engine : Gas Turbines - 302/277
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| Which of the following could cause compressor stall? |
| A) Air flow over the lower foil section becomes turbulent and destroys the pressure zone. |
| B) The angle at which the hot gases strike the turbine rotor blades is too high. |
| C) The angle at which the air strikes the compressor rotor blades is too high. |
| D) The angle at which the air strikes the compressor rotor blades is too low. |
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