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1. |
The barometric pressure at sea level is 760 mm of Mercury while that on a mountain top is 715 mm. If the density of air is assumed constant at 1.2 kg/m3 , what is the elevation of the mountain top? |
A. | 510 m |
B. | 1020 m |
C. | 255 m |
D. | 128 m |
Answer» B. 1020 m | |