Questions
A half ring of radius R has charge per unit length. The potential at its centre is :
detailed solution
Correct option is D
Charge on ring, q=πRλPotential V=kπRλR=kπλTalk to our academic expert!
Similar Questions
A ring of radius I caries a charge +q. A test charge -qo is released on its axis at a distance from its centre. How much kinetic energy will be acquired by the test charge when it reaches the centre of the ring ?
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