MCQOPTIONS
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MCQOPTIONS
| 1. |
In rising from the bottom of a lake, to the top, the temperature of an air bubble remains unchanged, but its diameter gets doubled. If h is the barometric height (expressed in m of mercury of relative density p) at the surface of the lake, the depth of the lake is |
| A. | \[8\text{ }\rho hm\] |
| B. | \[\text{7 }\rho hm\] |
| C. | \[\text{9 }\rho hm\] |
| D. | \[\text{12 }\rho hm\] |
| Answer» C. \[\text{9 }\rho hm\] | |