A wheel having mass m has charges +q and...

A wheel having mass m has charges +q and –q on diametrically opposite points. It remains in equilibrium on a rough inclined plane in the presence of uniform vertical electric field E =

`(mg)/q`

`(mg)/(2q)`

`(mg cos theta)/(2q)`

Zero

Text Solution

Verified by Experts

The correct Answer is:

`2F=mg, Eq=mg//2`

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