MCQOPTIONS
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MCQOPTIONS
| 1. |
On any planet, the presence of atmosphere implies (\[{{C}_{rms}}\]= root mean square velocity of molecules and \[{{V}_{e}}\]= escape velocity) |
| A. | \[{{C}_{rms}}<<{{V}_{e}}\] |
| B. | \[{{C}_{rms}}>{{V}_{e}}\] |
| C. | \[{{C}_{rms}}={{V}_{e}}\] |
| D. | \[{{C}_{rms}}=0\] |
| Answer» B. \[{{C}_{rms}}>{{V}_{e}}\] | |