An electric cable of diameter 10 cm runs...

An electric cable of diameter 10 cm runs under water for a distance of 5 km. If the cable carries a charge of 0.01 C on its surface then its linear charge density is

`2muC//m`

`0.5muC//m`

`4muC//m`

`1.5muC//m`

Text Solution

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The correct Answer is:

`lamda=q/L=0.01/(5xx10^(3))=2muC//m`

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