Saved Bookmarks
| 1. |
The resistance of a wire fo length 300 m and cross section area 1.0mm2 made of material of resistivity 1.0×10−7Ωm is (a) 2Ω (b) 3Ω (c) 20Ω (d) 30Ω |
|
Answer» The resistance of a wire fo length 300 m and cross section area 1.0mm2 made of material of resistivity 1.0×10−7Ωm is |
|