MCQOPTIONS
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MCQOPTIONS
| 1. |
A liquid drop having 6 excess electrons is kept stationary under a uniform electric field of\[25.5KV{{m}^{-1}}\]. The radius of the drop is (neglect buotany) |
| A. | \[4.3\times {{10}^{-7}}m\] |
| B. | \[7.3\times {{10}^{-7}}m\] |
| C. | \[0.078\times {{10}^{-7}}m\] |
| D. | \[3.4\times {{10}^{-7}}m\] |
| Answer» C. \[0.078\times {{10}^{-7}}m\] | |