MCQOPTIONS
Saved Bookmarks
| 1. |
The average mass of rain drops is\[3.0\times {{10}^{-5}}kg\] and their average terminal velocity is 9 m/s. Calculate the energy transferred by rain to each square metre of the surface at a place which receives 100 cm of rain in a year. |
| A. | \[3.5\times {{10}^{5}}J\] |
| B. | \[4.05\times {{10}^{4}}J\] |
| C. | \[3.0\times {{10}^{5}}J\] |
| D. | \[9.0\times {{10}^{4}}J\] |
| Answer» C. \[3.0\times {{10}^{5}}J\] | |