59 - A cell of negligible internal resistance is

Disclaimer: This website is NOT associated with CBSE, for official website of CBSE visit - www.cbse.gov.in

Submitted by admin on Thu, 02/04/2010 - 17:25

A cell of negligible internal resistance is connected to a potentiometer wire and potential gradient is found. Keeping the length as constant, if the radius of potentiometer wire is increased four times, the potential gradient will become?