MCQOPTIONS
Saved Bookmarks
| 1. |
The charge of an electron is 1.6 × 10?19 C. How many electrons strike the screen of a cathode ray tube each second when the beam current is 16 mA [AMU (Med.) 2000] |
| A. | \[{{10}^{17}}\] |
| B. | \[{{10}^{19}}\] |
| C. | \[{{10}^{19}}\] |
| D. | \[{{10}^{17}}\] |
| Answer» B. \[{{10}^{19}}\] | |