MCQOPTIONS
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| 1. |
The speed of sound in moist air is greater than that in dry air because in moist air - |
| A. | It has a higher pressure than dry air. |
| B. | Density is less than that of dry air. |
| C. | The pressure is less than that of dry air. |
| D. | Density is higher than that of dry air. |
| Answer» C. The pressure is less than that of dry air. | |