Two wires that are made up of two different materials whose specific resistance are in the ratio 2 : 3, length 3 : 4 and area 4 : 5. The ratio of their resistances is |
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a) |
6 : 5 |
b) |
6 : 8 |
c) |
5 : 8 |
d) |
1 : 2 |
Two wires that are made up of two different materials whose specific resistance are in the ratio 2 : 3, length 3 : 4 and area 4 : 5. The ratio of their resistances is |
|||||||
a) |
6 : 5 |
b) |
6 : 8 |
c) |
5 : 8 |
d) |
1 : 2 |