Saved Bookmarks
| 1. |
A cell of internal resistance r drives current through an external resistance R. The power delivered by the cell to the external resistance will be maximum when -(1) R = 1000r (2) R = 0.001r (3) R = 2r (4) R = r |
|
Answer» Correct option (4) R = r Explanation: For maximum power transfer R = r |
|