Question

29. A cylindrical condenser consists of outer an inner conductors whose radii are in the ratio 10:1. The inner conductor is replaced by a wire whose radius is half that of original conductor. In what ratio should the length be increased in order to obtain the same capacity as that of the initial condenser ? (1) 0.60 (2) 1.43 (3) 2.30 (4) 1.3​

Answer 1

Answer:

4) 1.3

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Answer 2

Answer:

1.43

Explanation:

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