Saved Bookmarks
| 1. |
Two copper wires have their masses in the ratio of 2 : 3 and their lengths in the ratio 3 : 4. What is the ratio of their resis†an ce? (a) 4 : 9 (b) 16 : 81 (c) 27 : 32 (d) 2 :1. |
| Answer» Two copper wires have their masses in the ratio of 2 : 3 and their lengths in the ratio 3 : 4. What is the ratio of their resis†an ce? (a) 4 : 9 (b) 16 : 81 (c) 27 : 32 (d) 2 :1. | |